PureOS is described as 'An operating system that respects your rights to privacy, security, and freedom, by design' and is an app in the OS & Utilities category. There are more than 50 alternatives to PureOS for a variety of platforms, including Linux, Windows, BSD, Self-Hosted solutions and Mac. The best alternative is Ubuntu, which is both free and Open Source. Other great apps like PureOS are Debian (Free, Open Source), Linux Mint (Free, Open Source), Arch Linux (Free, Open Source) and Android (Free, Open Source).
Ubuntu is a community developed, Linux-based operating system that is perfect for laptops, desktops and servers. It contains all the applications you need - a web browser, presentation, document and spreadsheet software, instant messaging and much more.
Linux Mint is one of the most popular desktop Linux distributions and used by millions of people. The purpose of Linux Mint is to produce a modern, elegant and comfortable operating system which is both powerful and easy to use. Latest: Uma (20.2).
Arch Linux is an independently developed, i686- and x86_64-optimised GNU/Linux distribution targeted at competent Linux users. It uses pacman, its home-grown package manager, to provide updates to the latest software applications with full dependency tracking.
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".