The most trusted and safe Android optimizer, junk file cleaner, speed booster, battery saver and free anti-virus app with over 740 million mobiles.
Clean Master（Boost & AppLock） helps accelerate Ram and clean up junk and cache files! Clean Master(Boost & AppLock) also provides real-time protection with the #1 antivirus engine, and secures private data with AppLock function.
Have you ever encounter the following problems?
◆Your device is lagging and freezes all the time
◆You don’t have enough space to take more pictures or install apps
◆Your battery has started draining quicker than ever
◆Your device overheats and needs to cool down
◆You want to lock your photos&messages from prying eyes and noisy friends
★ JUNK FILE CLEANING
Delete junk files, residual files and cache to free up storage, boost speed and improve the performance of your Android device and SD card. Keep your phone clean and fast.
★ MEMORY BOOST
Boost and speed up your Android phone, free up memory (RAM) and save more battery. Our 1 Tap Boost and Game Boost features make it easy to optimize directly from your home screen.
★ NOTIFICATION CLEANER
Prevent disturb and annoying notifications from showing in notification toggle. Make your phone stay away from trash notifications!
★ CPU COOLER
Cool down temperature and reduce CPU usage by stopping overheating apps and make your battery last longer!
Ranked #1 by AV-TEST for the seventh time! A professional quality antivirus service scans devices in just 8 seconds, 500% faster than other paid antivirus apps. Scan the system, pre-installed and user-installed apps to keep your device safe from viruses, Trojans, vulnerabilities, adware and spyware. Keep your privacy safe by scrubbing personal info from your device.
AppLock can lock Facebook, SMS, Contacts, Gallery, or any other apps you choose. Protect your privacy with your own AppLock PIN code or pattern. Guarding your privacy is easier than ever!
★ BATTERY SAVER
Analyze battery status and hibernate running apps to save power, extend your battery life in 1 tap with Battery Saver.
iSwipe gives you quick access to other apps and tools without having to go back to your home screen.
☆ APP MANAGER
Uninstall unwanted apps or bloatware and back up important ones. Some rooted devices will be able to move apps to the SD card.
☆ GAME BOOSTER
Automatically improve your game speeds by 30%+ when launching games.
☆ CHARGE MASTER
Charge Master shows estimated remaining charge time and protects your device in charging. You can also receive notification while charging.
☆ PRIVATE BROWSING
Private Browsing can clean your browsing history immediately, keep the browse data spy from others.
Clean Master, the best android cleaner & booster, safe guard for Android phones, and works great for quick clean up and antivirus protection. Wish you enjoy the highest performance of your phone after downloading and using our app.
Help fight against deceptive ads
Cheetah Mobile (formerly KS Mobile) is committed to fighting against misleading downloads. You can find our full official policy on this matter here: http://www.cmcm.com/about/promotion-policy.html
If you come across one of these ads, you can help us take them down. Please send the link and screenshots of the ad to firstname.lastname@example.org. Much appreciate.
We are always working to improve Clean Master performance and user experience.
Because of you, we are getting better.
– Add VIP 7-day free trial feature
– More powerful scanning and antivirus engine
– Optimize product speed and performance
– Fix some known bugs