Necuno

{{Infobox mobile phone

| name = Necuno NC_1

| brand = Necuno

| os = a variety of open-source mobile operating systems, including PureOS, Ubuntu Touch, postmarketOS, Maemo Lese, Nemo Mobile and LuneOS

| cpu = NXP® i.MX 8M Quad core (40nm) Cortex A9, 32bit @max 1.2 GHz{{cite web |last1=Batto |first1=Amos |title=Comparing specs of upcoming Linux phones |url=https://forums.puri.sm/t/comparing-specs-of-upcoming-linux-phones/6827 |website=Purism community |language=en}} 4x Cortex-A9 MP, 32-bit

| memory = 1 GB

| gpu = Vivante GC2000, 4 VEC-4 shaders / 16 VEC-1 shaders, 594 MHz, 200 million triangles/second

| storage = 8 GB

| memory_card =

| display = 5.0"

| modem = No cellular modem

| connectivity = Wi-Fi via SDIO, WF1801, single band (2.4 GHz); Micro-USB 2.0, with data transfer disabled for security reasons; 3.5mm headphone jack/microphone jack

| image =

| sound = Simple Sensor Interface protocol, two speakers

| battery = 3500 mAh, user-replaceable but screen must be removed

| input = has no sensors (except microphone) for security reasons (no GPS, accelerometer, ambient light sensor, gyroscope, magnetometer, or proximity sensor)

| camera = MIPI CSI-2 4-lane parallel camera port

| other = 100 Mb/s ethernet port, programmable spare button, aluminium case. No proprietary firmware will have memory access.

| website = https://necunos.com/

}}

The Necuno is a phone-like mobile device exclusively manufactured in Finland.{{cite news |last1=Prakash |first1=Abhishek |title=Necuno Announces an Open Source Smartphone Running KDE Plasma |url=https://itsfoss.com/necunos-linux-smartphone/ |work=Itsfoss.com}} The device is designed with a focus on enhancing security and user privacy by omitting the cellular modem, which prevents its use on conventional mobile phone networks.{{cite news | last1= Tung | first1= Liam | title= First truly open-source smartphone? Necuno unveils its KDE on Linux handset | date= 2018-11-30 | publisher= ZDNet | url= https://www.zdnet.com/article/first-truly-open-source-smartphone-necuno-unveils-its-kde-on-linux-handset/ |access-date=2019-03-07 |archive-url= https://web.archive.org/web/20190307013437/https://www.zdnet.com/article/first-truly-open-source-smartphone-necuno-unveils-its-kde-on-linux-handset/ |archive-date= 2019-03-07 |url-status=live}} Instead it offers VOIP via a peer-to-peer encrypted communication platform called Ciphra.{{cite web |title=Necunos - Redefining Mobile Security |url=https://necunos.com/ |website=Necuno Solutions |language=en}} Standard cellular connectivity is planned for later versions.{{cite news |last1=Tung |first1=Liam |title=First truly open-source smartphone? Necuno unveils its KDE on Linux handset |url=https://www.zdnet.com/article/first-truly-open-source-smartphone-necuno-unveils-its-kde-on-linux-handset/ |work=ZDNet |language=en}}

The Necuno is mostly open-source,{{cite news |last1=Aufranc |first1=Jean-Luc |title=Necuno Mobile Open Source Linux Smartphone is Powered by NXP i.MX 6 Processor |url=https://www.cnx-software.com/2018/11/30/necuno-mobile-open-source-linux-smartphone-is-powered-by-nxp-i-mx-6-processor/ |work=CNX Software - Embedded Systems News |date=30 November 2018}} apart from an isolated firmware blob without access to the main memory, used in the Wi-Fi driver for regulatory reasons.{{cite web |title=Long awaited NC_1 update |url=https://necunos.com/news/nc_1-update/ |website=Necuno Solutions |language=en |date=24 January 2020}} The device uses Plasma Mobile by default, but it can run a variety of open-source mobile operating systems.{{cite news |last1=Bhatia |first1=Ritesh |title=Necuno: New Linux smartphone with better security and privacy |url=https://www.securitynewspaper.com/2019/01/05/necuno-new-linux-smartphone-with-better-security-and-privacy/ |work=Information Security Newspaper |date=5 January 2019}} It also has an ethernet port.