Best Android Apps

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Developer: Cheetah Mobile

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Effective, easy to use and light. A very straightforward system cleaner for those who like to keep it simple. Available in multiple languages, and no ads!

TOOLS Task Managers Cleaners

Clean Master (Speed Booster) has got the Best Apps Award! Embed it on your blog/website!

The World's Most Trusted Optimizer, Clean Master, Helps Clean Up Over 400 Million Phones!
When Do You Need Us?
CM is perfect for you if your phone has become laggy or runs out of battery easily, if it's stopped playing games smoothly, if it becomes too hot to hold, or if you want to free up some space to store more photos or songs.

What We Can Do For You
We make it easy to free up more storage from your phone and SD card, boost games and device memory, enhance speed & extend battery life, stop overheating and protect your device against malicious apps and vulnerabilities.

Highlights of Clean Master - Phone Booster & Antivirus

☆ Accurate: The junk-creating behavior of millions of apps has been analyzed so that Clean Master can efficiently hone in on its targets (cache and residual files) with perfect accuracy.
☆ Fast & Intuitive: Simple to use, super-fast and smooth UI, plus cool transition effects
☆ 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.

Features of Clean Master- Phone Booster & Antivirus

Cool off your device by finding and stopping the apps that are causing it to overheat and make your battery last longer!

Delete cache and residual files to reclaim storage, boost speed and improve the performance of your device and SD card.

Boost your games and apps, free up memory (RAM), speed up your device and save more battery. Our 1 Tap Boost and Game Boost features make it easy to optimize directly from your homescreen.

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.

Uninstall unwanted apps or bloatware and back up important ones. Some rooted devices will be able to move apps to the SD card as well as uninstall pre-installed and system apps. Our own Picks section lets you find useful apps that match your interests.

Supported languages

Arabic, Bulgarian, Chinese, Croatian, Czech, Dutch, English, French, German, Greek, Hebrew, Hungarian, Indonesian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Serbian, Slovak, Spanish, Thai, Turkish, Ukrainian, Vietnamese, Malay

Want to join our volunteer team? Apply to get started:

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Requested permissions

Camera permission: This permission is used for Clean Master's flashlight feature, which uses the camera flash from the device's rear camera. Clean Master does not use the device's microphone at all - Android lists both camera and microphone permissions together, even if only one is used.

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:

If you come across one of these ads, you can help us to take them down. Please visit the following URL and fill out the requested information - . The more detail you can give the better. Thanks for helping us improve the Android ecosystem!

Size: ~13.8M; Requires Android : 10 and up. pname=com.cleanmaster.mguard .apk

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Best Android Apps

  • Easy to Use
  • Easy and useful.
  • Does What it Says
  • Fast & Responsive
  • good as history eraser
  • Simple
  • Perfect
  • Highly efficent and easy to use. A must have if you use alot of apps.
  • I Use It Daily
  • Nothing
  • I have no reason to not install
«Good cleaner» by Gobbyd
«Can't move to sd» by Fatboy1966
«Some features needed...» by Mota
«Easy to» by Bratbaby
«Has all you need to keep your phone's RAM and ROM working well»
«Cleans pretty fast.» by Star
«Wish it freed up more memory» by Chachi
«Generally good apps,fast and very easy to use .... thumb up» by Nierdrop
«This application is very effective» by Steve
«The application works very good on Android 4.1» by Steve
«Works well. Easy to use. Free.» by Lyleman
«More options would be nice» by Kassie
«My internet speed very slow pls help me» by Sonu
«Simple and useful»
«easy to use» by Rabbit
«Cant move to sd» by Kassie
«Okt is cool» by Dersepp
«This app cannot clean cache on gallery and maps» by Nierdrop
«Erase my precious file >_<» by Winkerbell
«To many permissions» by Frankwob
«Not the best on offer. Nothing new.» by Wiredwrong
«Cc cleaner for my android» by Charming Inferno
«Awesome works great» by Rooh Pooh
«It might be better if it doesn't kill foreground application and processes intelligently.» by Yeminoo
«This app keeps my phone from running slow. It closes task that shouldn't be running.»
«Does a good job.» by Theboneman
«works real good thank you» by Maldogx885
«Must have for the application addict.» by Sue
«Doesn't do what it claims.» by Vondrunk
«Good cleaner» by Yash
«Very understanding and helpful.» by Star
«Erases files of apps that you delete» by D_worx21
«Very fast.» by Tabascokid
«Drain my patientness» by Winkerbell
«Tau ah gelap» by Winkerbell
«Cool one button RAM cleanup» by Nick Smasch
«Easy tovuse» by Danielzz
«Ajudou bastante» by Iury
«Does what it says» by Frankwob
«Very handy. Quick & easy» by Screwedagain44
«Make ur phone faster so u do not have to turn of ur phon to reset ram and cache» by Adek
«Easy to use.» by Wiredwrong
«Has a one button widget that executes cleaning and then closes. Very efficient.» by Tdjohan
«Imprescindible. Debería venir por defecto en los teléfonos» by Mgldianir
«permissions on this app are crazy high!!!!» by Mrt
«Very good. Helpfull» by Era
«Very easy and clean ui» by Ksj
«You need no other optimizing application. This is really all in one!» by Yeminoo
«Frees up space» by Ryan
«Very useful and sticks to its name.» by Jjstokes13
«It seems to» by Mrs Dean