Propper sinn

Best Mobile defend App

Propper sinn will improve performance and make you feel as if your phone is brand new. Boost your battery life, clean your junk files, and utilize our antivirus feature -  make the most out of your Android. We're looking forward to your feedbacks and suggestions

Phone Booster - boost your phone to get it running faster and smoother.

App Lock - lets you add a secret code to access your private messages, photos and more.

CPU Cooler - optimize CPU usage and stop overheating apps to cool down CPU temperature.

Battery Saver - automatically clean battery-draining process to save battery life.