Android has covered over more than 70% of mobile market. It is clearly the most loved operating system around the world. A simpler and convenient user interface makes it the clear winner in market. You can customize your phone the way you want to. You might have heard about some android secret code and hacks to make your phone run the best way it can. These android secret codes are tested in factory and not everyone has access to them.
https://techhubdigital.com/android-secret-codes/