AntiSocial

Limit cell phone use

NetGuard

Block your apps from using data and the Internet

Gallery Lock

Protect your Android photos and videos

Dialer Lock

Hiding apps and blocking their access behind a fake phone app

BlockSite

Stop being distracted by your cell phone

InternetGuard

A firewall for Android that doesn't require a root

HelpMeFocus

Blocks apps and improve your concentration

Smart AppLock

Add an extra layer of security to your apps

AFWall+

A firewall with customizable options for Android

Hide Something

Protect the privacy of your multimedia files

AdSkip for YouTube

Skip ads on YouTube

Safe Gallery

Protect your Android's content

AppLocker

Lock access to your Android applications

Folder Lock

Protect all kinds of files on your Android

Lock WhatsApp

Block access to WhatsApp and other apps

FotoX

Hide your photos and videos

XAPK Installer

Extract and install files in XAPK format

Flashify

App to flash Android

File Manager+

Comprehensive file browser for Android

TWRP Manager

Make it easier to use TWRP

Xender

Share files from your cell phone without using data

Files by Google

Google's new file manager for Android

ES File Explorer

Complete file explorer for Android

DiskDigger

Recover mistakenly deleted photos and videos on your phone

Zapya

Share files even when you're offline

XShare

Send files without an Internet connection

SHAREit

Transfer files from Android to other devices without cables

SHAREit Lite

The lite version of SHAREit

FX File Explorer

File Explorer for Android

MT Manager

A powerful file manager with an APK extractor

Link2SD

Free storage space by moving applications to your SD card