Softplanet
Xender
Xender is a file-sharing application developed by a company of the same name. Since the application's first release in 2017, Xender has quickly grown to become one of the most popular ways to share files between Android devices. The application works by having two users connect to the same Wi-Fi network.
9Apps
9apps is an online app store developed by 9apps. The store application lets you go through various taps like trending and new to find out the applications other Androids are currently using. Along with getting access to other Android applications, you can use 9apps to stream videos and music by going through the Fun section on the application.
F-Droid
This is an open-source and account-free substitute application for the Google Play Store. This is an app store for Android and carries the extra benefit of not needing to have an account to download anything. All of the apps are open source and their source code is freely available to every developer can tweak things to his personal ideal.
Samsung Themes
Samsung Themes allows users to customize their Samsung smartphone in various ways. A storefront is included in the app for premium purchases. Typically, themes are provided at a cost, but some free options are often available.
QuickShortcutMaker
QuickShortcutMaker allows users to create custom shortcuts on their smartphones. Most Android apps and actions are compatible with this software. While Android OS offers shortcuts, they're not as robust as most users would like.
Font Installer
Font Installer grants access to hundreds of fonts on Android smartphones. The average Android device supports less than five fonts. In fact, plenty of devices support a single font and nothing more.