| class="wikitable sortable sticky-header" |
| scope="col" | Number
! scope="col" | Date
! scope="col" | Company
! scope="col" | Business
! scope="col" | Country
! scope="col" data-sort-type="currency" | Price (USD)
! scope="col" | Category
! scope="col" class="unsortable" | Background information
! scope="col" class="unsortable" | References |
|---|
| 1
| {{dts|2008|7|15}}
| Summize
| Social search
|{{Flag|US}}
|
|
| Summize was a search engine founded by Jay Verdy.[{{cite news |last=Arrington |first=Michael |date=2008-07-15 |title=Confirmed: Twitter Acquires Summize Search Engine |url=https://techcrunch.com/2008/07/15/confirmed-twitter-acquires-summize-search-engine/ |publisher=TechCrunch |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085122/https://techcrunch.com/2008/07/15/confirmed-twitter-acquires-summize-search-engine/ |archivedate=2022-03-19 }}] Using Twitter stock to fund the takeover, Twitter announced in July 2008 it had acquired Summize. Summize had six employees, all of whom joined Twitter except for Verdy.[{{cite news |last=Gilbertson |first=Scott |date=2008-07-16 |title=Twitter Swallows Summize to Build Search Engine |url=https://www.wired.com/2008/07/twitter-swallows-summize-to-build-search-engine/ |magazine=Wired |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085221/https://www.wired.com/2008/07/twitter-swallows-summize-to-build-search-engine/ |archivedate=2022-03-19 }}] Wired said, "Summize is a natural fit for Twitter and should help the service be a little more approachable."
| |
| 2
| {{dts|2008|11|24}}
| Values of n
| Social software development
|
|
|
| Values of n was an information management software company founded by Rael Dornfest, who used to be O'Reilly Media's chief technology officer. I Want Sandy was an email app it created, while Stikkit was a virtual Post-it Note app it had released. It was an acqui-hire where Twitter wanted Dornfest, who for several months had been doing consulting for it, to join its user experience group. I Want Sandy and Stikkit were discontinued on December 8, 2008.[{{cite news |last=Kincaid |first=Jason |date=2008-11-24 |title=Twitter Acquires 'Values of n', Adds Rael Dornfest To The Team |url=https://techcrunch.com/2008/11/24/twitter-acquires-values-of-n-adds-rael-dornfest-to-the-team/ |publisher=TechCrunch |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085159/https://techcrunch.com/2008/11/24/twitter-acquires-values-of-n-adds-rael-dornfest-to-the-team/ |archivedate=2022-03-19 }}][{{cite news |last=Siegler |first=MG |date=2008-11-24 |title=Twitter buys a company, closes it, keeps its founder/engineer |url=https://venturebeat.com/2008/11/24/twitter-buys-a-company-closes-it-keeps-its-founderengineer/ |publisher=VentureBeat |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085230/https://venturebeat.com/2008/11/24/twitter-buys-a-company-closes-it-keeps-its-founderengineer/ |archivedate=2022-03-19 }}]
| style="text-align:center;"|[{{cite news|url=https://www.washingtonpost.com/wp-dyn/content/article/2008/11/24/AR2008112402842.html |title=Twitter Buys Start-up's Assets; Hires Founder Rael Dornfest |newspaper=The Washington Post |date=November 24, 2008 |access-date=January 8, 2014}}] |
| 3
| {{dts|2009|12|23}}
| Mixer labs
| Location information engine
|
| $5.17 million (in stock)[{{cite web|last1=Gannes|first1=Liz|title=Looks Like Twitter Paid Mixer Labs $5.17M in Stock|url=https://gigaom.com/2010/01/08/looks-like-twitter-paid-mixer-labs-5-17m-in-stock/|website=Giga Om|access-date=November 12, 2014|archive-date=November 13, 2014|archive-url=https://web.archive.org/web/20141113060305/https://gigaom.com/2010/01/08/looks-like-twitter-paid-mixer-labs-5-17m-in-stock/|url-status=dead}}]
|
| Mixer Labs was a San Mateo, California, company that made geolocation provider software called GeoAPI.[{{cite news |last=Ha |first=Anthony |date=2009-12-23 |title=Twitter acquires Mixer Labs to become more location savvy |url=https://venturebeat.com/2009/12/23/twitter-acquires-mixer-labs/ |publisher=VentureBeat |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085247/https://venturebeat.com/2009/12/23/twitter-acquires-mixer-labs/ |archivedate=2022-03-19 }}] It was founded in 2007 by Elad Gil and Othman Laraki, who had been former Google employees.[{{cite book |last1=Taneja |first1=Hemant |last2=Maney |first2=Kevin |date=2018 |title=Unscaled: How AI and a New Generation of Upstarts Are Creating the Economy of the Future |url=https://books.google.com/books?id=ipEqDwAAQBAJ&pg=PT85 |location=New York |publisher=PublicAffairs |via=Google Books |isbn=978-1-61039-813-8 |accessdate=2022-03-19 }}] Given a tweet's latitude and longitude, its reverse geocoding product would output what the nearest intersection, neighborhood, and city. Over 16 million companies used its product at the time of the acquisition. Twitter's aim with the acquisition was to enhance its geotagging API with GeoAPI features.[{{cite magazine |last=Boulton |first=Clint |date=2009-12-24 |title=Twitter Acquires Geolocation Provider Mixer Labs |url=https://www.eweek.com/it-management/twitter-acquires-geolocation-provider-mixer-labs/ |magazine=eWeek |accessdate=2022-03-19 |archiveurl=https://archive.today/20220319090000/https://www.eweek.com/it-management/twitter-acquires-geolocation-provider-mixer-labs/ |archivedate=2022-03-19 }}] Twitter paid for the acquisition using roughly $5{{nbsp}}million of stock, and Mixer Lab employees were invited to become Twitter employees.[{{cite news |last1=Chernova |first1=Yuliya |last2=Chapman |first2=Lizette |date=2013-09-17 |title=Twitter's Bandwagon Investors: The Others Poised to Profit on IPO Day |url=https://www.wsj.com/articles/BL-DGB-29383 |newspaper=The Wall Street Journal |accessdate=2022-03-19 |archiveurl=https://archive.today/20220319085315/https://www.wsj.com/amp/articles/BL-DGB-29383 |archivedate=2022-03-19 }}][{{cite magazine |last=McDougall |first=Paul |date=2009-12-24 |title=Twitter Buys Out Mixer Labs |url=https://www.informationweek.com/government/twitter-buys-out-mixer-labs |magazine=InformationWeek |accessdate=2022-03-19 |archiveurl=https://archive.today/20220319090253/https://www.informationweek.com/government/twitter-buys-out-mixer-labs |archivedate=2022-03-19 }}]
| style="text-align:center;"|[{{cite web|url=http://www.businessinsider.com/twitter-buys-geoapi-startup-to-help-with-geolocation-2009-12 |title=Twitter Buys Startup To Help With Geolocation |work=Business Insider |date=December 23, 2009 |access-date=January 8, 2014}}] |
| 4
| {{dts|2010|4|9}}
| Atebits
| Tweetie
|{{Flag|US}}
|
| Mobile Twitter app (iOS)
| Atebits was a company that made Tweetie, a Twitter client that supported the iOS and macOS platforms.[{{cite magazine |last=Nosowitz |first=Dan |date=2010-04-10 |title=Twitter Acquires Tweetie, the Best iPhone Twitter Client: What's Next? |url=https://www.fastcompany.com/1613431/twitter-acquires-tweetie-best-iphone-twitter-client-whats-next |magazine=Fast Company |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085337/https://www.fastcompany.com/1613431/twitter-acquires-tweetie-best-iphone-twitter-client-whats-next |archivedate=2022-03-19 }}] It was established by former Apple Inc. iPhone software engineer Loren Brichter who became a Twitter employee following the acquisition.[{{cite news |last=Miller |first=Claire Cain |date=2010-04-29 |title=Twitter Acquires Atebits, Maker of Tweetie |url=https://bits.blogs.nytimes.com/2010/04/09/twitter-acquires-atebits-maker-of-tweetie/ |newspaper=The New York Times |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085452/https://bits.blogs.nytimes.com/2010/04/09/twitter-acquires-atebits-maker-of-tweetie/ |archivedate=2022-03-19 }}][{{cite news |last=Moren |first=Dan |date=2010-04-09 |title=Twitter acquires Tweetie developer Atebits |url=https://www.macworld.com/article/204787/twitter_tweetie.html |website=Macworld |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085518/https://www.macworld.com/article/204787/twitter_tweetie.html |archivedate=2022-03-19 }}] At the time of the acquisition could be purchased for $2.99 on the App Store.
| style="text-align:center;"|[{{cite web|url=https://techcrunch.com/2010/04/09/twitter-acquires-tweetie/ |title=Twitter Acquires Tweetie |publisher=TechCrunch |date=April 9, 2010 |access-date=January 8, 2014}}] |
| 5
| {{dts|2010|4|23}}
| Cloudhopper
| Mobile messaging
|
|
|
| Cloudhopper was a Seattle-based mobile messaging startup founded by Joe Lauer in 2008.[{{cite news |date=2010-04-23 |title=Twitter Buys Cloudhopper To Bolster Its SMS Service |url=https://techcrunch.com/2010/04/23/twitter-buys-cloudhopper-to-bolster-its-sms-service/ |publisher=TechCrunch |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085423/https://techcrunch.com/2010/04/23/twitter-buys-cloudhopper-to-bolster-its-sms-service/ |archivedate=2022-03-19 }}] Twitter announced in April 2010 that it was acquiring Cloudhopper.[{{cite news |last=McCarthy |first=Caroline |date=2010-04-23 |title=Twitter acquires SMS service Cloudhopper |url=https://www.cnet.com/culture/twitter-acquires-sms-service-cloudhopper/ |publisher=CNET |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085543/https://www.cnet.com/culture/twitter-acquires-sms-service-cloudhopper/ |archivedate=2022-03-19 }}] Both Lauer and Kristin Kanaar, the company's director of cloud integration, joined Twitter.[{{cite news |last=Ricknäs |first=Mikael |date=2010-04-26 |title=Twitter acquires SMS specialist |url=https://www.computerworld.com/article/2756925/twitter-acquires-sms-specialist.html |magazine=Computerworld |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085547/https://www.computerworld.com/article/2756925/twitter-acquires-sms-specialist.html |archivedate=2022-03-19 }}] In the eight months preceding the acquisition, Cloudhopper was working with Twitter on using SMS carriers.[{{cite news |last=Sarno |first=David |date=2010-04-24 |title=Twitter acquiring text-messaging firm Cloudhopper |url=https://www.latimes.com/archives/la-xpm-2010-apr-24-la-fi-twitter-20100424-story.html |newspaper=Los Angeles Times |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085542/https://www.latimes.com/archives/la-xpm-2010-apr-24-la-fi-twitter-20100424-story.html |archivedate=2022-03-19 }}]
| style="text-align:center;"|[{{cite web|last=Thau |first=Kevin |url=https://blog.twitter.com/2010/cloudhopping |title=Cloudhopping |via= Twitter|date=April 23, 2010 |access-date=January 8, 2014}}] |
| 6
| {{dts|2010|6|10}}
| Smallthought Systems
| Databases and analytics
|{{flag|Canada}}
|
| Analytics tools
| Smallthought Systems was a Vancouver-based database and analytics company based founded in 2005 by Avi Bryant, Andrew Catton, Ben Matasar, and Luke Andrews.[{{cite news |last=McCarthy |first=Caroline |date=2010-06-10 |title=Twitter acquires data firm Smallthought Systems |url=https://www.cnet.com/culture/twitter-acquires-data-firm-smallthought-systems/ |publisher=CNET |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085605/https://www.cnet.com/culture/twitter-acquires-data-firm-smallthought-systems/ |archivedate=2022-03-19 }}][{{cite news |last=Russell |first=Frank Michael |date=2010-06-10 |title=Twitter buys software startup Smallthought Systems |url=https://www.mercurynews.com/2010/06/10/twitter-buys-software-startup-smallthought-systems/ |newspaper=Mercury News |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085531/https://www.mercurynews.com/2010/06/10/twitter-buys-software-startup-smallthought-systems/ |archivedate=2022-03-19 }}][{{cite news |last=Wanless |first=Tony |date=2010-07-19 |title=Twitter Gobbles Up B.C.'s Smallthought |url=https://www.bcbusiness.ca/twitter-gobbles-up-bcs-smallthought |website=BCBusiness |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085541/https://www.bcbusiness.ca/twitter-gobbles-up-bcs-smallthought |archivedate=2022-03-19 }}] Before the acquisition, Twitter had used its products including the project management tool Dabble DB and the Google Analytics data parser named Trendly.[{{cite news |last=Cutler |first=Kim-Mai |date=2010-06-10 |title=Twitter makes another acquisition with analytics startup Smallthought Systems |url=https://venturebeat.com/2010/06/10/twitter-smallthought-systems/ |publisher=VentureBeat |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085702/https://venturebeat.com/2010/06/10/twitter-smallthought-systems/ |archivedate=2022-03-19 }}] Twitter invited Smallthought, which had four employees at the time of the acquisition, to become Twitter employees.
| style="text-align:center;"|[{{cite web|last=Van |first=Jennifer |url=http://mashable.com/2010/06/10/twitter-acquires-smallthought-systmes/ |title=Twitter Acquires Smallthought Systems to Integrate Analytics Tools |publisher=Mashable.com |date=June 10, 2010 |access-date=January 8, 2014}}] |
| 7
| {{dts|2010|12|21}}
| Fluther
| Q&A service
|
|
|
| Fluther was a crowdsourced Q&A software company founded by Ben Finkel in 2007.[{{cite news |last=Schonfeld |first=Erick |date=2010-12-21 |title=Q: Why Did Twitter Acqhire Fluther? A: "Search Is Mature," Social Q&A Is Still "Wide Open" |url=https://techcrunch.com/2010/12/21/fluther-twitter/ |publisher=TechCrunch |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085716/https://techcrunch.com/2010/12/21/fluther-twitter/ |archivedate=2022-03-19 }}] The website attempted to get questioners real-time answers and notify knowledgeable people of questions they likely could answer.[{{cite news |last=McCarthy |first=Caroline |date=2010-12-21 |title=Twitter acquires new personnel from Fluther |url=https://www.cnet.com/culture/twitter-acquires-new-personnel-from-fluther/ |publisher=CNET |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085633/https://www.cnet.com/culture/twitter-acquires-new-personnel-from-fluther/ |archivedate=2022-03-19 }}] It had one million monthly visitors and had received $600,000 in funding at the time of the acquisition.
| style="text-align:center;"|[{{cite web|url=https://blog.twitter.com/2010/fluther-flocks-twitter |title=Fluther Flocks to Twitter|via=Twitter |date=December 21, 2010 |access-date=January 8, 2014}}] |
| 8
| {{dts|2011|5|25}}
| TweetDeck
| Web and desktop client
|{{Flag|US}}
| $40 million
|
| TweetDeck was a software company founded by Ian Dodsworth in 2007 that made it easier for users to control their Twitter accounts.[{{cite news |last=Rushe |first=Dominic |date=2011-04-18 |title=Twitter rumoured to be buying TweetDeck for $50m |url=https://www.theguardian.com/technology/2011/apr/18/twitter-buying-tweetdeck-50m-ian-dodsworth |newspaper=The Guardian |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085726/https://www.theguardian.com/technology/2011/apr/18/twitter-buying-tweetdeck-50m-ian-dodsworth |archivedate=2022-03-19 }}][{{cite news |last=Halliday |first=Josh |date=2011-05-25 |title=Twitter confirms TweetDeck acquisition |url=https://www.theguardian.com/technology/2011/may/25/twitter-confirms-tweetdeck-acquisition |newspaper=The Guardian |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085756/https://www.theguardian.com/technology/2011/may/25/twitter-confirms-tweetdeck-acquisition |archivedate=2022-03-19 }}] The company was based in London's Old Street.[{{cite news |date=2011-05-26 |title=The Business On... Iain Dodsworth, Founder, TweetDeck |url=https://www.independent.co.uk/news/people/news/the-business-on-iain-dodsworth-founder-tweetdeck-2289049.html |newspaper=The Independent |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319085746/https://www.independent.co.uk/news/people/news/the-business-on-iain-dodsworth-founder-tweetdeck-2289049.html |archivedate=2022-03-19 }}] TweetDeck would group the messages in columns on the page.
| style="text-align:center;"|[{{cite web|first=Dick |last=Costolo |url=https://blog.twitter.com/2011/all-decked-out |title=All Decked Out|via=Twitter |date=May 25, 2011 |access-date=January 8, 2014}}] |
| 9
| {{dts|2011|6|1}}
| AdGrok
| Advertising
|
|
|
| AdGrok was an ads bidding platform founded by Antonio García Martínez, Matthew McEachen, and Argyris Zymnis.[{{cite news |last=Siegler |first=MG |date=2011-05-31 |title=AdGrok Team Joins Twitter To Help With Revenue — Except Founder/CEO Who Goes To Facebook |url=https://techcrunch.com/2011/05/31/adgrok-twitter/ |publisher=TechCrunch |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319090355/https://techcrunch.com/2011/05/31/adgrok-twitter/ |archivedate=2022-03-19 }}] AdGrok allowed Google AdWords users to make automatic bids for "contextual keywords".[{{cite news |last=Tsotsis |first=Alexia |date=2011-05-30 |title=Twitter Close To Acquiring AdGrok |url=https://techcrunch.com/2011/05/30/twitter-close-to-acquiring-adgrok/ |publisher=TechCrunch |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319090400/https://techcrunch.com/2011/05/30/twitter-close-to-acquiring-adgrok/ |archivedate=2022-03-19 }}] AdGrok announced on May 31, 2011, that Twitter had acquired it.[{{cite news |last=Oreskovic |first=Alexei |editor1-last=Bishopric |editor1-first=Carol |editor2-last=Dickson |editor2-first=Gunna |date=2011-05-31 |title=Twitter acquires online ad team to help with monetization |url=https://www.reuters.com/article/us-twitter/twitter-acquires-online-ad-team-to-help-with-monetization-idUSTRE74U70720110531 |work=Reuters |accessdate=2022-03-19 |archiveurl=https://archive.today/20220319090509/https://www.reuters.com/article/us-twitter/twitter-acquires-online-ad-team-to-help-with-monetization-idUSTRE74U70720110531 |archivedate=2022-03-19 }}] While co-founders McEachen and Zymnis joined Twitter, co-founder García Martínez joined Twitter rival the Facebook ads division as a product manager.[{{cite news |last=Cheredar |first=Tom |date=2011-06-01 |title=Twitter buys AdGrok to build its monetization platform |url=https://venturebeat.com/2011/06/01/twitter-buys-adgrok/ |publisher=VentureBeat |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319091136/https://venturebeat.com/2011/06/01/twitter-buys-adgrok/ |archivedate=2022-03-19 }}] VentureBeat said that AdGrok could help Twitter generate revenue from "promoted and trending tweets".[{{cite news |last=Cheredar |first=Tom |date=2011-05-30 |title=Is AdGrok Twitter's next big acquisition? |url=https://venturebeat.com/2011/05/30/twitter-to-acquire-adgrok/ |publisher=VentureBeat |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319090542/https://venturebeat.com/2011/05/30/twitter-to-acquire-adgrok/ |archivedate=2022-03-19 }}]
| |
| 10
| {{dts|2011|7|5}}
| BackType
| Social analytics
|
|
|
| BackType was a San Francisco-based social media analytics startup established in 2008.[{{cite news |last=Cheredar |first=Tom |date=2011-07-05 |title=Twitter acquires BackType for improved analytics |url=https://venturebeat.com/2011/07/05/twitter-buys-backtype/ |publisher=VentureBeat |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319090838/https://venturebeat.com/2011/07/05/twitter-buys-backtype/ |archivedate=2022-03-19 }}] Through its product, customers can conduct queries and aggregations of many social media and blogging services.[{{cite news |last=Rao |first=Leena |date=2011-07-05 |title=Twitter Acquires Social Analytics Platform BackType |url=https://techcrunch.com/2011/07/05/twitter-acquires-social-analytics-startup-backtype/ |publisher=TechCrunch |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319090618/https://techcrunch.com/2011/07/05/twitter-acquires-social-analytics-startup-backtype/ |archivedate=2022-03-19 }}] The company had raised $1{{nbsp}}million in funding.[{{cite news |last=King |first=Rachel |date=2011-07-05 |title=Twitter picks up BackType with BackTweets analytics platform |url=https://www.zdnet.com/article/twitter-picks-up-backtype-with-backtweets-analytics-platform/ |publisher=ZDNet |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319090622/https://www.zdnet.com/article/twitter-picks-up-backtype-with-backtweets-analytics-platform/ |archivedate=2022-03-19 }}]
| |
| 11
| {{dts|2011|8|8}}
| Bagcheck
| Social sharing and discovery
|
|
|
| Bagcheck was a social sharing company founded by Sam Pullara and Luke Wroblewski.[{{cite news |last=Rao |first=Leena |date=2011-08-08 |title=Twitter Acquires List Sharing And Discovery Platform Bagcheck, Sam Pullara Joins Engineering Team |url=https://techcrunch.com/2011/08/08/twitter-acquires-sharing-and-discovery-platform-bagcheck/ |publisher=TechCrunch |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319090627/https://techcrunch.com/2011/08/08/twitter-acquires-sharing-and-discovery-platform-bagcheck/ |archivedate=2022-03-19 }}] Pullara, Bagcheck's chief product officer, became a Twitter employee, while Wroblewski did not.[{{cite news |last=Niccolai |first=James |date=2011-08-08 |title=Twitter snaps up Bagcheck, a social 'lists' site |url=https://www.computerworld.com/article/2510106/twitter-snaps-up-bagcheck--a-social--lists--site.html |magazine=Computerworld |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319090643/https://www.computerworld.com/article/2510106/twitter-snaps-up-bagcheck--a-social--lists--site.html |archivedate=2022-03-19 }}] VentureBeat suggested that Twitter purchased Bagcheck to contribute to its aim to make their own advertising platform.[{{cite news |last=Cheredar |first=Tom |date=2011-08-08 |title=Twitter acquires search and discovery startup Bagcheck |url=https://venturebeat.com/2011/08/08/twitter-acquires-bagcheck/ |publisher=VentureBeat |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319090655/https://venturebeat.com/2011/08/08/twitter-acquires-bagcheck/ |archivedate=2022-03-19 }}]
| style="text-align:center;"|[{{cite web |url=https://bagcheck.com/blog/03-bagchecking-into-twitter |archive-url=https://web.archive.org/web/20110914070212/http://bagcheck.com/blog/03-bagchecking-into-twitter |url-status=dead |archive-date=September 14, 2011 |title=Down forever |publisher=BagCheck |date=September 24, 2013 |access-date=January 8, 2014 }}] |
| 12
| {{dts|2011|9|21}}
| Julpan
| Real-time social search engine
|
|
|
| Julpan was a New York-based social media analysis company founded in 2010 by Ori Allon, who had previously sold a search algorithm he had created to Google.[{{cite news |last=Cheredar |first=Tom |date=2011-09-21 |title=Twitter acquires Julpan, makes former Googler director of engineering |url=https://venturebeat.com/2011/09/21/twitter-acquires-julpan/ |publisher=VentureBeat |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319091342/https://venturebeat.com/2011/09/21/twitter-acquires-julpan/ |archivedate=2022-03-19 }}] The company concentrates on examining social media posts through platforms such as Twitter so that it can show users the most pertinent and latest material.[{{cite news |last=Siegler |first=MG |date=2011-09-21 |title=Twitter Acquires Julpan, The Startup By The Guy Who Helped Perfect Google Search |url=https://techcrunch.com/2011/09/21/twitter-julpan/ |publisher=TechCrunch |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319091315/https://techcrunch.com/2011/09/21/twitter-julpan/ |archivedate=2022-03-19 }}][{{cite news |last=Essers |first=Loek |date=2011-09-21 |title=Twitter buys social analytics firm Julpan |url=https://www.computerworld.com/article/2511347/twitter-buys-social-analytics-firm-julpan.html |magazine=Computerworld |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319091413/https://www.computerworld.com/article/2511347/twitter-buys-social-analytics-firm-julpan.html |archivedate=2022-03-19 }}] On September 21, 2011, Julpan said Twitter had acquired it.[{{cite news |last=Orpaz |first=Inbal |date=2013-11-30 |title=Israeli Who Helped Catapult Twitter to Fame and Glory Plans Next Move |url=https://www.haaretz.com/.premium-an-israeli-tastes-tweet-victory-1.5295730 |newspaper=Haaretz |accessdate=2022-03-19 |archiveurl=https://web.archive.org/web/20220319091350/https://www.haaretz.com/.premium-an-israeli-tastes-tweet-victory-1.5295730 |archivedate=2022-03-19 }}]
| |
| 13
| {{dts|2011|11|28}}
| Whisper Systems
| Mobile privacy and security
|
|
|
|
| style="text-align:center;"|[{{cite web|last=McCarty |first=Brad |url=https://thenextweb.com/twitter/2011/11/28/twitter-acquires-mobile-data-security-gurus-whisper-systems/ |title=Twitter Acquires Whisper Systems |publisher=TheNextWeb.com |date=November 28, 2011 |access-date=January 8, 2014}}] |
| 14
| {{dts|2012|1|19}}
| Summify
| Social news
|
|
|
|
| style="text-align:center;"|[{{cite web|url=https://techcrunch.com/2012/01/19/twitter-acquires-summify/ |title=Twitter Acquires, Shuts Down Social News Startup Summify |publisher=TechCrunch |date=January 19, 2012 |access-date=January 8, 2014}}] |
| 15
| {{dts|2012|1|24}}
| Dasient
| Internet security
|
|
| Revenue team
|
| style="text-align:center;"|[{{cite web|last=Panzarino |first=Matthew |url=https://thenextweb.com/twitter/2012/01/24/twitter-acquires-ex-googlers-internet-security-company-dasient-for-revenue-engineering-team/ |title=Twitter Acquires Internet Security Company Dasient |publisher=Thenextweb.com |date=January 24, 2012 |access-date=January 8, 2014}}] |
| 16
| {{dts|2012|3|12}}
| Posterous
| Blogging platform
|
|
|
|
| style="text-align:center;"|[{{cite web|url=https://blog.twitter.com/2012/welcoming-posterous-team-flock |title=Welcoming the Posterous team to the flock |via= Twitter |date=March 12, 2012 |access-date=January 8, 2014}}] |
| 17
| {{dts|2012|4|16}}
| Hotspots.io
| Social media intelligence
|{{Flag|US}}
|
| Revenue engineering team
|
| style="text-align:center;"|[{{cite web |last=Rowley |first=Jason |url=http://techli.com/2012/04/breaking-twitter-acquires-hotspots-io/ |title=Twitter Acquires Hotspots.io |publisher=Techli |date=April 16, 2012 |access-date=January 8, 2014 |archive-url=https://web.archive.org/web/20140104205401/http://techli.com/2012/04/breaking-twitter-acquires-hotspots-io/ |archive-date=January 4, 2014 |url-status=dead }}] |
| 18
| {{dts|2012|5|10}}
| RestEngine
| Personalized email marketing
|{{Flag|US}}
|
|
|
| style="text-align:center;"|[{{cite web|url=https://techcrunch.com/2012/05/10/twitter-acquires-restengine/ |title=Twitter Buys Personalized Email Marketer RestEngine To Deliver Best Tweet Digests |publisher=TechCrunch |date=May 10, 2012 |access-date=January 8, 2014}}] |
| 19
| {{dts|2012|6|4}}
| Nclud
| Boutique design agency
|
|
|
|
| style="text-align:center;"| |
| 20
| {{dts|2012|8|13}}
| Clutch.IO
| A/B tester
|
|
| Design
|
| style="text-align:center;"|[{{cite web|url=http://www.webpronews.com/twitter-acquires-nclud-for-international-facelift-2012-06 |title=Twitter Acquires Nclud for International Facelift |publisher=WebProNews |date=June 4, 2012 |access-date=January 8, 2014}}] |
| 21
| {{dts|2012|10|9}}
| Vine
| Video sharing service
|
| $30 million
|
|
| style="text-align:center;"|[{{cite web|url=https://techcrunch.com/2012/10/16/twitter-acqui-hires-mobile-app-development-platform-cabana-shuts-its-down/ |title=Twitter Acqui-Hires Mobile App Development Platform Cabana, Shuts It Down |author=Ingrid Lunden |publisher=TechCrunch |date=October 16, 2012 |access-date=October 22, 2014}}] |
| 22
| {{dts|2012|10|16}}
| Cabana
| Mobile app building software
|
|
|
|
| style="text-align:center;"|[{{cite web|url=http://allthingsd.com/20121009/twitter-buys-vine-a-video-clip-company-that-never-launched/ |title=Twitter Buys Vine, a Video Clip Company That Never Launched |author=Peter Kafka and Mike Isaac |publisher=AllThingsD |date=October 9, 2012 |access-date=January 8, 2014}}] |
| 23
| {{dts|2013|1|28}}
| Crashlytics
| Crash reporting
|
| $100 million+
|
|
| style="text-align:center;"|[{{cite web|url=http://www.xconomy.com/boston/2013/02/05/twitters-boston-acquisitions-crashlytics-tops-100m-bluefin-labs-close-behind/ |title=Twitter's Boston Acquisitions: Crashlytics Tops $100M, Bluefin Labs Close Behind |publisher=Xconomy |date= February 5, 2013 |access-date= January 8, 2014}}] |
| 24
| {{dts|2013|2|6}}
| Bluefin Labs
| Social TV analytics
| {{flag|US}}
| $80 million
|
|
| style="text-align:center;"| |
| 25
| {{dts|2012|11|01}}
| We Are Hunted
| Music service
| {{flag|Australia}}
|
|
|
| style="text-align:center;"|[{{cite web|url=http://www.businessinsider.com/twitter-bluefin-labs-2013-2 |title=Twitter Makes Big Acquisition, Buys Social TV Analytics Company Bluefin Labs |work=Business Insider |date=February 4, 2013 |access-date=January 8, 2014}}][{{cite web|last=Rowghani |first=Ali |url=https://blog.twitter.com/2013/welcoming-bluefin-labs-flock |title=Welcoming Bluefin Labs to the Flock |via=Twitter|date=February 5, 2013 |access-date=January 8, 2014}}] |
| 26
| {{dts|2013|5|9}}
| Ubalo
| Large-scale computing
|
|
|
|
| style="text-align:center;"|[{{cite web|url=https://techcrunch.com/2013/05/09/twitter-acquires-palo-alto-based-scalable-computing-startup-ubalo/ |title=Twitter Acquires Palo Alto-Based Scalable Computing Startup Ubalo |publisher=TechCrunch |date=May 9, 2013 |access-date=January 8, 2014}}] |
| 27
| {{dts|2013|5|13}}
| Lucky Sort
| Big Data visualization
|
|
|
|
| style="text-align:center;"|[{{cite web |url=http://pevc.dowjones.com/article?an=DJFVW00020130513e95dqj94v&from=alert&pid=32&ReturnUrl=http%3a%2f%2fpevc.dowjones.com%3a80%2farticle%3fan%3dDJFVW00020130513e95dqj94v%26from%3dalert%26pid%3d32 |title=Twitter Acquires Data-Mining Startup Lucky Sort |publisher=DowJones.com |date=May 13, 2013 |access-date=January 8, 2014 |archive-url=https://web.archive.org/web/20140108221827/http://pevc.dowjones.com/article?an=DJFVW00020130513e95dqj94v&from=alert&pid=32&ReturnUrl=http%3a%2f%2fpevc.dowjones.com%3a80%2farticle%3fan%3dDJFVW00020130513e95dqj94v%26from%3dalert%26pid%3d32 |archive-date=January 8, 2014 |url-status=dead }}] |
| 28
| {{dts|2013|6|19}}
| Spindle Labs
| Local discovery
| {{flag|US}}
|
|
|
| style="text-align:center;"|[{{cite web|url=https://www.indiawest.com/news/12883-twitter-to-acquire-u-w-madison-start-up-locomatix.html|title=Twitter to Acquire U.W.-Madison Start-Up Locomatix|access-date=March 27, 2014|archive-date=March 28, 2014|archive-url=https://web.archive.org/web/20140328050855/https://www.indiawest.com/news/12883-twitter-to-acquire-u-w-madison-start-up-locomatix.html|url-status=dead}}] |
| 29
| {{dts|2013|8|2}}
| Locomatix
|
| {{flag|US}}
|
|
|
| style="text-align:center;"|[{{cite web |url=https://boston.com/business/innovation/blogs/inside-the-hive/2013/06/19/twitter-buys-boston-startup-spindle-labs-its-third-local-acquisition-this-year/7jFwai3mL8aleMdrvFy4DP/blog.html |title=Twitter buys Boston startup, Spindle Labs, its third local acquisition this year |work=The Boston Globe |date=June 19, 2013 |access-date=January 8, 2014 |archive-date=January 4, 2014 |archive-url=https://web.archive.org/web/20140104204255/https://boston.com/business/innovation/blogs/inside-the-hive/2013/06/19/twitter-buys-boston-startup-spindle-labs-its-third-local-acquisition-this-year/7jFwai3mL8aleMdrvFy4DP/blog.html |url-status=dead }}] |
| 30
| {{dts|2013|8|13}}
| Marakana
| Training services
|
|
|
|
| style="text-align:center;"|[{{cite web|url=https://techcrunch.com/2013/08/13/twitter-buys-open-source-training-company-markana-to-power-new-twitter-university-for-engineers/ |title=Twitter Buys Open Source Training Company Marakana To Power New "Twitter University" For Engineers |publisher=TechCrunch |date=August 13, 2013 |access-date=January 8, 2014}}] |
| 31
| {{dts|2013|8|28}}
| Trendrr
| Advertising solutions
|
|
|
|
| style="text-align:center;"|[{{cite web|url=https://techcrunch.com/2013/08/28/twitter-continues-to-beef-up-its-social-tv-efforts-with-trendrr-acquisition/ |title=With Trendrr Acquisition, Twitter Continues To Beef Up Its Social TV Efforts |publisher=TechCrunch |date=August 28, 2013 |access-date=January 8, 2014}}] |
| 32
| {{dts|2013|9|9}}
| MoPub
| Advertising solutions
|
| $350 million
|
|
| style="text-align:center;"|[{{cite web|url=https://techcrunch.com/2013/09/09/twitter-said-to-acquire-mopub/ |title=Twitter Buys MoPub For $350M To Up The Ante In Mobile Advertising |publisher=TechCrunch |date=September 9, 2013 |access-date=January 8, 2014}}] |
| 33
| {{dts|2014|3|31}}
| Mesagraph
| Social TV
| {{flag|France}}
|
|
|
|[{{Cite web|url=https://techcrunch.com/2014/03/31/twitter-buys-frances-mesagraph-to-ramp-up-social-tv-work-in-euroupe/|title=Twitter Buys France's Mesagraph And UK's SecondSync To Ramp Up Social TV Efforts In Europe|last=Lunden|first=Ingrid|date=March 31, 2014|website=TechCrunch|language=en-US|access-date=April 17, 2019}}] |
| 34
| {{dts|2014|3|31}}
| SecondSync
| Social TV
|{{flag|UK}}
|
|
|
| |
| 35
| {{dts|2014|4|7}}
| Cover
| Android lockscreen app
|
|
|
|
|[{{Cite web|url=https://techcrunch.com/2014/04/07/twitter-acquires-android-lockscreen-app-cover-moves-deeper-into-mobile-services/|title=Twitter Acquires Android Lockscreen App Cover, Moves Deeper Into Mobile Services|last=Lunden|first=Ingrid|date=April 17, 2014|website=TechCrunch|language=en-US|access-date=April 17, 2019}}] |
| 36
| {{dts|2014|4|15}}
| Gnip
| Data reseller
|
| $134 million
|
|
|[{{Cite web|url=https://www.recode.net/2014/8/11/11629758/twitter-paid-134-million-for-gnip|title=Twitter Paid $134 Million for Gnip|last=Wagner|first=Kurt|date=August 11, 2014|website=Recode|access-date=April 17, 2019}}][{{Cite web|url=https://techcrunch.com/2014/04/15/twitter-acquires-longtime-partner-and-social-data-analytics-provider-gnip/|title=Twitter Acquires Longtime Partner And Social Data Provider Gnip|last=Etherington|first=Darrell|date=April 15, 2014|website=TechCrunch|language=en-US|access-date=April 17, 2019}}] |
| 37
| {{dts|2014|6|5}}
| Namo Media
| Native mobile advertising
|
| $50 million
| MoPub
|
| style="text-align:center;"|[{{cite web|url=https://techcrunch.com/2014/06/05/twitter-buys-namo-media-to-expand-its-native-ads-offering/ |title=Twitter Buys Mobile Native Ad Startup Namo Media For Around $50M |publisher=TechCrunch |date=June 5, 2013 |access-date=July 5, 2014}}] |
| 38
| {{dts|2014|6|5}}
| TapCommerce
| Mobile app install ads
|
| $100 million
|
|
| style="text-align:center;"|[{{cite web|url=https://online.wsj.com/articles/twitter-acquires-tapcommerce-as-it-rolls-out-mobile-app-install-ads-1404165843|title=Twitter Acquires TapCommerce as It Rolls Out Mobile-App Install Ads |work=The Wall Street Journal |date=June 30, 2013 |access-date=July 6, 2014}}] |
| 39
| {{dts|2014|6|19}}
| SnappyTV
| Live clipping service
|
|
|
|
|[{{Cite web|url=https://techcrunch.com/2014/06/19/twitter-acquires-snappytv-to-expand-offerings-for-live-media-partners/|title=Twitter Acquires SnappyTV To Expand Offerings For Live Media Partners|last=Etherington|first=Darrell|date=June 19, 2014|website=TechCrunch|language=en-US|access-date=April 17, 2019}}][{{Cite web|url=https://blog.twitter.com/en_us/a/2014/snappytv-is-joining-the-flock.html|title=SnappyTV is joining the flock|date=June 19, 2014|via=Twitter|language=en-us|access-date=April 17, 2019}}] |
| 40
| {{dts|2014|7|29}}
| CardSpring
| Payment application platform
|
|
| Commerce
|
| style="text-align:center;"|[{{cite web|url=http://www.businessinsider.com/twitter-acquires-cardspring-2014-7|title=Twitter Acquires Payment Startup CardSpring For Real-Time Commerce |work=Business Insider |date=July 17, 2014 |access-date=July 17, 2014}}][{{cite web|url=https://blog.twitter.com/2014/welcoming-cardspring-to-the-twitter-team|title=Welcoming CardSpring to the Twitter team |via=Twitter |date=July 17, 2014 |access-date=July 17, 2014}}] |
| 41
| {{dts|2014|7|17}}
| Madbits
| Deep learning
| {{flag|US}}
|
| Twitter Cortex
|
| style="text-align:center;"|[{{cite web|url=https://gigaom.com/2014/07/29/twitter-acquires-deep-learning-startup-madbits/|title=Twitter acquires deep learning startup Madbits |publisher=Gigaom |date=July 29, 2014 |access-date=April 4, 2016}}] |
| 42
| {{dts|2014|8|1}}
| Mitro
| Password security
|
|
|
|
| style="text-align:center;"|[{{cite web|url=http://labs.mitro.co/2014/07/31/mitro-is-joining-twitter/|title=Mitro is joining Twitter and is now open source|publisher=Mitro Labs|date=August 1, 2014|access-date=August 1, 2014|url-status=dead|archive-url=https://web.archive.org/web/20140804180412/http://labs.mitro.co/2014/07/31/mitro-is-joining-twitter/|archive-date=August 4, 2014}}] |
| 43
| {{dts|2014|10|25}}
| Twitpic
| Photo-sharing website
|
|
|
|
|[{{Cite web|url=https://www.theverge.com/2014/10/25/7070585/twitpic-saved-by-twitter-just-hours-before-planned-shut-down|title=Twitpic saved by Twitter just hours before planned shut down|last=D'Orazio|first=Dante|date=October 25, 2014|website=The Verge|access-date=April 17, 2019}}] |
| 44
| {{dts|2015|1|20}}
| ZipDial
| Mobile marketing and analytics
| {{flag|India}}
|
|
|
| style="text-align:center;"|[{{cite news | url=https://thenextweb.com/twitter/2015/01/20/twitter-acquires-indian-mobile-platform-startup-zipdial/ | title=Twitter acquires Indian mobile platform startup ZipDial | work=The Next Web | date=January 20, 2015 | access-date=January 22, 2015}}][{{cite news|url=http://www.thehindu.com/business/Industry/twitter-acquires-indian-startup-zipdial/article6804985.ece|title=Twitter acquires Indian start-up ZipDial|author=Yuthika Bhargava|work=The Hindu|date=January 20, 2015 |access-date=January 22, 2015}}][{{cite web|url=https://www.forbes.com/sites/saritharai/2015/01/20/twitter-acquires-india-based-missed-call-firm-zipdial/|title=Twitter Acquires India-Based 'Missed Call' Startup ZipDial|author=Saritha Rai|date=January 20, 2015|work=Forbes|access-date=January 22, 2015}}][{{cite news|url=http://www.indianweb2.com/2015/01/20/official-zipdial-acquired-twitter-deal-30-40-million/|title=It's Official, ZipDial Acquired By Twitter In A Deal At $30–$40 Million|author=Vardaan|work=IndianWeb2|access-date=January 20, 2015}}] |
| 45
| {{dts|2015|2|11}}
| Niche
| Advertising and software
|
|
|
|
|[{{Cite web|url=https://techcrunch.com/2015/02/11/twitter-acquires-niche-a-startup-that-helps-advertisers-work-with-social-media-celebrities/|title=Twitter Acquires Niche, A Startup That Helps Advertisers Work With Social Media Celebrities|last=Ha|first=Anthony|date=February 11, 2015|website=TechCrunch|language=en-US|access-date=April 17, 2019}}][{{Cite web|url=https://blog.twitter.com/en_us/a/2015/welcoming-niche-to-the-twitter-team.html|title=Welcoming Niche to the Twitter team|date=February 11, 2015|via=Twitter|language=en-us|access-date=April 17, 2019}}] |
| 46
| {{dts|2015|3|9}}
| Periscope
| Live-video streaming
|
| $50–100 million
|
|
|[{{Cite web|url=https://www.businessinsider.com/twitter-acquires-periscope-for-a-sizable-amount-2015-3|title=Twitter quietly bought a video startup that hasn't launched yet, Periscope|last=Shontell|first=Alyson|date=March 9, 2015|website=Business Insider|access-date=April 17, 2019}}] |
| 47
| {{dts|2015|4|2}}
| TenXer
| Collaboration platform
|
|under $50 million
|
|
|[{{Cite web|url=https://techcrunch.com/2015/04/02/confirmed-twitter-buys-tenxer-for-under-50m-to-improve-its-tools-for-engineers/|title=Confirmed: Twitter Buys TenXer For Under $50M To Improve Its Tools For Engineers|last=Lunden|first=Ingrid|date=April 2, 2015|website=TechCrunch|language=en-US|access-date=April 17, 2019}}] |
| 48
| {{dts|2015|4|28}}
| TellApart
| Advertising
|
|$479 million
|
|
|[{{Cite web]
| url = https://techcrunch.com/2016/02/29/twitter-479m-tellapart/
| title = Twitter Ended Up Paying $479M For Ad Tech Startup TellApart, 10-K Reveals
| last = Lunden
| first = Ingrid
| website = TechCrunch
| date = February 29, 2016
| access-date = February 29, 2016
}} |
| 49
| {{dts|2015|6|17}}
| Whetlab
| Machine learning
| {{flag|US}}
|
| Twitter Cortex
|
| style="text-align:center;"|[{{cite web]
| url = https://techcrunch.com/2015/06/17/twitter-acquires-machine-learning-startup-whetlab/
| title = Twitter Acquires Machine Learning Startup Whetlab
| publisher = TechCrunch
| date = June 17, 2015
| access-date = April 4, 2016
}} |
| 50
| {{dts|2015|10|21}}
| Fastlane
| Deployment services
| {{flag|Austria}}
|
|
|
|[{{Cite web|url=https://www.businessinsider.com/twitter-flight-twitter-fabric-acquires-fastlane-2015-10|title=Twitter buys Fastlane, a popular tool for building iPhone apps, and adds Android support|last=Weinberger|first=Matt|date=October 21, 2015|website=Business Insider|access-date=April 17, 2019}}] |
| 51
| {{dts|2015|10|21}}
| ZeroPush
| Push notification services
| {{flag|US}}
|
|
|
|[{{cite news | url=https://zeropush.com/acquisition | title=ZeroPush has joined Twitter! | work=ZeroPush | date=October 21, 2015 | access-date=November 24, 2015}}][{{cite news | url=http://technical.ly/philly/2015/10/23/zeropush-acquired-twitter/ | title=Developer tool ZeroPush gets acquired by Twitter | work=Technically Philly| date=October 23, 2015 | access-date=November 24, 2015}}] |
| 52
| {{dts|2016|04|08}}
| Peer
| Employee and manager feedback tool
| {{flag|US}}
|
|
|
|[{{Cite web|url=https://venturebeat.com/2016/04/08/twitter-acquires-employee-feedback-tool-peer/|title=Twitter acquires employee feedback tool Peer|last=Weber|first=Harrison|date=April 8, 2016|website=VentureBeat|language=en-US|access-date=April 17, 2019}}] |
| 53
| {{dts|2016|06|20}}
| Magic Pony Technology
| Advanced video upscaling, compression and enhancement
| {{flag|UK}}
| $150 million
|
|
|[{{Cite web|url=https://techcrunch.com/2016/06/20/twitter-is-buying-magic-pony-technology-which-uses-neural-networks-to-improve-images/|title=Twitter pays up to $150M for Magic Pony Technology, which uses neural networks to improve images|last=Lunden|first=Ingrid|date=June 20, 2016|website=TechCrunch|language=en-US|access-date=April 17, 2019}}] |
| 54
| {{dts|2016|12|01}}
| Yes, Inc
| Social apps developer
| {{flag|US}}
|
|
|
|[{{cite news|url=https://techcrunch.com/2016/12/01/twitter-vp/|title=Twitter buys startup Yes, Inc. and scores a new VP of product in the process}}] |
| 55
| {{dts|2018|06|21}}
| Smyte
| Spam & fraud prevention service
| {{flag|US}}
| $65 million
|
|
|[{{cite web |last1=Perez |first1=Sarah |title=Twitter acquires anti-abuse technology provider Smyte |url=https://techcrunch.com/2018/06/21/twitter-acquires-anti-abuse-technology-provider-smyte/ |website=TechCrunch |date=June 21, 2018 |access-date=June 23, 2018}}] |
| 56
|{{dts|2019|4|17}}
|Highly
|Highlight sharing application
|
|
|
|
|[{{Cite web|url=https://techcrunch.com/2019/04/17/twitter-highly/|title=Twitter acquihires highlight sharing app Highly|last=Constine|first=Josh|date=April 17, 2019|website=TechCrunch|language=en-US|access-date=April 17, 2019}}] |
| 57
|{{dts|2019|6|3}}
|Fabula AI
|Geometric deep learning & fake-news detection
|{{flag|UK}}
|
|
|
|[{{Cite web|url=https://blog.twitter.com/en_us/topics/company/2019/Twitter-acquires-Fabula-AI.html|title=Twitter acquires Fabula AI to strengthen its machine learning expertise|via=Twitter|language=en-us|access-date=June 3, 2019}}] |
| 58
|{{dts|2019|11|21}}
|Aiden.ai
|AI-powered digital marketing
|{{flag|UK}}
|
|
|
|[{{Cite web|url=https://www.businesscloud.co.uk/news/london-headquartered-ai-firm-aidenai-acquired-by-twitter|title=London Martech Firm Aiden.ai Acquired by Twitter|date=November 21, 2019 |access-date=November 21, 2019}}] |
| 59
|{{dts|2020|2|19}}
|Chroma Labs
|Visual Stories App
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|[{{Cite web|url=https://techcrunch.com/2020/02/18/twitter-chroma-stories|title=Twitter acquires Stories template maker Chroma Labs|date=February 18, 2020 |access-date=December 15, 2020}}] |
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|{{dts|2020|5|12}}
|CrossInstall
|Programmatic interactive mobile ads at scale
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|[{{Cite web|url=https://www.siliconrepublic.com/companies/twitter-acquires-mobile-adtech-firm-crossinstall|title=Twitter acquires mobile adtech firm CrossInstall|date=May 13, 2020 |access-date=January 1, 2021}}] |
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|{{dts|2020|12|14}}
|Squad{{anchor|Squad}}
|Real-time social video
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|Squad was a technology startup providing live group video calling with cowatching. It was acquired by Twitter in December 2020.[{{Cite web|url=https://techcrunch.com/2020/12/11/twitter-acquires-screen-sharing-social-app-squad|title=Twitter acquires screen-sharing social app Squad|date=December 11, 2020 |access-date=2020-12-15}}][{{Cite web|url=https://www.theverge.com/2020/12/11/22169773/twitter-acquires-squad-screen-sharing-video-chat|title=Twitter bought a startup that lets you virtually hang out with your friends|date=December 11, 2020 |access-date=2020-12-15}}]{{paragraph break}}It was founded by Esther Crawford, Ethan Sutin, who raised $7.2 million in seed funding from investors that included Y Combinator, First Round Capital, and Betaworks.[{{Cite web|url=https://techcrunch.com/2019/08/06/squad-the-anti-bro-startup/|title=Squad, the 'anti-bro startup,' is creating a safe space for teenage girls online|date=August 6, 2019 |access-date=2020-12-15}}] Squad's technology allowed users to view synchronized content during group video calls. Squad's core features will be integrated into the Twitter app.
|[{{Cite web|url=https://techcrunch.com/2020/12/11/twitter-acquires-screen-sharing-social-app-squad|title=Twitter acquires screen-sharing social app Squad|date=December 11, 2020 |access-date=December 15, 2020}}][{{Cite web|url=https://www.theverge.com/2020/12/11/22169773/twitter-acquires-squad-screen-sharing-video-chat|title=Twitter bought a startup that lets you virtually hang out with your friends|date=December 11, 2020 |access-date=December 15, 2020}}] |
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|{{dts|2021|1 |
|url=https://blocksandfiles.com/2021/01/25/no-more-composing-drivescale-joins-twitter|title=Twitter Consumes DriveScale|date=January 25, 2021 |access-date=January 27, 2021}}
|OpenBack was a push notification platform founded by Christian Ryder, Nicolas Pabion and David Shackleton. The patented technology put privacy first by operating client-side on the users device.