What Does a Launcher Do on Android?

Launcher is the name given to the part of the Android user interface that lets users customize the home screen (e.g. the phone’s desktop), launch mobile apps, make phone calls, and perform other tasks on Android devices (devices that use the Android mobile operating system).

Should I use a launcher on my Android?

In short it’s better to use stock launchers. They use much less resources and works better because they’re made exclusively for the device. Switch to a party launchers only if you really think your phone looks too old and shabby.

Do I need a launcher on my phone?

All you need is a launcher, also called a home-screen replacement, which is an app that modifies the software design and features of your phone’s operating system without making any permanent changes.