Clean Master, one of the best optimization tools with space cleaner and antivirus for android devices, helps keep your phone clean and safe from virus. Clean Master also free up space and RAM to improve your phone’s performance. Enjoy your speedy phone now! Clean Master Key Functions:? JUNK CLEANER (JUNK FILES)Clean Master helps free up your storage space by removing junk, residual and cache files which slows down your phone.With our professional cleaner, you can also free up much more space from cleaning cache data from social apps without worrying about deleting the wrong files.? FREE ANTIVIRUSScans for virus on all apps (pre-installed or not), blocks and removes virus to keep your phone safe from viruses, trojans and protects your privacy with Clean Master’s free antivirus engine which is certified by AV-TEST!? WiFi SECURITYClean Master added the WiFi Security feature to detect fake WiFi and unauthorized connections. Keep your phone safe from insecure public WiFi.? BOOST MOBILEOne Tap Boost helps speed up phone by freeing up RAM. After boosting your mobile, you can run a speed test to see how much faster it is.? BATTERY SAVERClean Master helps to save battery power and extend battery life by hibernating running apps.? Game MasterWith Game Master, you can manage your games, accelerate loading speed of games and find more fun games here.Other optimization features☆ APPLOCK- Keeps your app privacy safe with an AppLock PIN or pattern.New features are only accessible to some users now, welcome to contact us to try it in advance.?【LIKE US and STAY CONNECTED】?Follow our Instagram and Google+ to get more interesting pictures, videos & Clean Master usage tips every day!Instagram: https://www.instagram.com/cleanmasterteam/Google+: https://plus.google.com/u/0/communities/106742377658392172082Facebook: https://www.facebook.com/kscleanmaster/Enhance the functionality of the intelligent dataWe will use the installed app(s) list and app(s) installation folder contents for the cloud engine to enhance the junk files recognition capability of JUNK CLEANER (JUNK FILES), the running app(s) status for the cloud engine to enhance the effect of BOOST MOBILE and power saving ability of BATTERY.TOS: http://www.cmcm.com/protocol/site/tos.htmlPolicy: http://www.cmcm.com/protocol/site/privacy.htmlAd Choice: http://www.cmcm.com/protocol/site/ad-choice.htmlClean Master use accessibility services to improve junk clean feature in some devices.