You can delete your Google Play history at any time, which will remove all of your past searches, and free up space on your ...

You can delete apps on a Samsung Galaxy through each app's settings page or by tapping and holding apps. You can otherwise disable some built-in apps.

Much as with Google Chrome, you can clear the cache from within the Mozilla Firefox Android app. To access this function, tap the More button on the right of the address bar, again symbolized by three ...