Tizen OS is described as 'Tizen is an open source mobile and device operating system based on Linux developed by Samsung and Intel' and is an app in the OS & Utilities category. There are more than 50 alternatives to Tizen OS for a variety of platforms, including Linux, Android, Self-Hosted solutions, Android Tablet and Manjaro Linux. The best alternative is Manjaro Linux, which is both free and Open Source. Other great apps like Tizen OS are LineageOS (Free, Open Source), Android (Free, Open Source), Ubuntu Touch (Free, Open Source) and /e/ (Free, Open Source).
A free and open-source operating system for smartphones and tablet computers, based on the Android mobile platform. It is the successor to the highly popular custom ROM CyanogenMod, from which it was forked in December 2016 when Cyanogen Inc.
Ubuntu Touch is a mobile version of the Ubuntu operating system for mobile devices. It is adapted to run naturally in a mobile, touch-screen environment but is also capable of functioning as a desktop computer while in "desktop mode".
/e/ is a fork of LineageOS that aims to be completely free of everything Google. Not only that, but there are a number of goals the developer has in mind for /e/ that more people feel are vital to a mobile operating system.
Everyone needs a phone. Not everyone wants governments and corporations tracking their every move and spying on their communications. CalyxOS lets you have your cake and eat it too, with "Privacy by Design".
iOS is a mobile operating system developed by Apple Inc. and distributed exclusively for Apple hardware. It is the operating system that powers iPhone, iPad and iPod Touch. Each main version of iOS / iPhone OS has introduced a big, main feature of the new version.