iFixit

An all-purpose repair manual

Samsung Members

Make the most of your Samsung device

Picture Insect

Insect identifier for cell phones

Shroomify

Discover all the secrets of mushrooms

Instructables

All the tutorials you can think of

ElectroDroid

Resources for electronics professionals and enthusiasts

Kiwix

The offline version of Wikipedia on your phone

Wikipedia

The biggest reference work in the palm of your hand

Infocar

Digital car diagnostic tool

HiCare - Huawei

Huawei post-sales service app

wikiHow

Consists of tens of thousands of explanatory tutorials

Plant App

Learn to identify and care for plants

Massager Vibration

Relax with the vibration of your cell phone

Google Arts & Culture

Google brings art to your smartphone

Richie Games

Play games and win real prizes

Rock Identifier

Identify rocks and discover the rocks around you

One Booster

Optimize your Android's performance

SD Maid

An app to thoroughly clean your phone

Swapper & Tools

Get full Android control with these tools

CCleaner

Android version of the most famous cleaner

Package Disabler

Uninstall pre-installed apps

Glary Utilities

Optimization app for Android

Nova Cleaner

Optimizes the performance of Android

Mobileuncle MTK Tools

Toolbox for MTK smartphones

GearUP

A feature-packed accelerator for mobile games

L Speed

Save battery on your device whilst you're playing

Clean Master

Cleaner, optimizer and antivirus in one

Avast Cleanup

Clean your smartphone and optimize how it works

GLTools

Optimze the graphical performance of your GPU

Booster Master

Exploit the maximum potential of your Android

Greenify

Improve the performance of your Android