AppBlock

Block apps and websites to avoid distractions

Umbrella

A comprehensive guide of safety tips and tricks

G Data Internet Security

Maximum security for your Android

Norton App Lock

Add a security bonus to your Android device

adAway

Browse intrusive adverts when browsing the Internet

Silent Phone

Encrypt calls on your Android phone

Google Family Link for parents

Control how your kids use their mobile devices

Block This!

Block invasive adverts in your apps

Adblock Plus

The app to block invasisve adverts

Hidely

Make your photo collection private

Blokada

Block invasive adverts when browsing on Android

Calculator - Photo Vault

Hide photos and disguise them as a calculator

AdLock

Blocks the most annoying ads

Silent Text

Open a safe communications channel

IMEI

Get to know the IMEI of your phone

AppLock

Protect your privacy on Android

Star Tracker

A planetarium on your phone

Mobile Observatory

An entire planetarium in your pocket

Satellite Finder

An app for aligning your satellite dish

SkyPortal

Discover the wonders of the night sky

Nightshift

Explore the night sky

Star Walk 2

Identify stars on your smartphone

Starlight

Explore the stars with your smartphone

Heavens Above

Predictions for observing satellites

Stellarium

Discover the cosmos from your phone

Star Chart

The sky mapped on your phone

SkyView

App for observing the sky and the stars

Sky Tonight

Go ahead and explore the sky!

SkySafari

A powerful planetarium in your pocket

NASA App

NASA information on your mobile

Sky Map

A complete sky map on your mobile phone