Ubuntu Touch is described as 'The Ubuntu operating system for mobile phones originally created by Canonical and now developed by the UBports Community' and is a very popular Mobile OS in the office & productivity category. There are more than 25 alternatives to Ubuntu Touch for a variety of platforms, including Android, Linux, Linux Mobile, Android Tablet and Self-Hosted apps. The best Ubuntu Touch alternative is Android, which is both free and Open Source. Other great apps like Ubuntu Touch are LineageOS, GrapheneOS, iodéOS and /e/.