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Clean Master (Boost & AppLock)

FREE Rated for 3+ android
Cheetah Mobile
Overview
Overall Satisfaction click me 95
Best Cleaning App for phones that are not rooted.
It's an awesome and superb cache cleaner and speed booster.
so helpfull to my phone thanks for this app.
Best antivirus and booster it made my tablet run very smoothly.
Clean master a best android app for ever in cleaning.
AWESOME THANKS FOR THE EVERYTHINGNESS.
The best ram and mobile manager is back on my phone.
Love it works great easy to use.
Fun & Engaging click me 96
Its the awesome cleaner I recommend all to use it.
AWESOME THANKS FOR THE EVERYTHINGNESS.
Usefulness click me 95
Clean master is the best it helps keep my phone running good thank you.
This app cleans everything unneeded off my phone.
A very useful apps and i will recomended everyone to use it.
saves time and boosts phone functioning.
wid new update havin gift box tells abt new helpful apps.
Really helpful application to optimize my device memory.
Fantastic supper app very good and useful app.
Helps so much and is so user friendly.
Production Values click me 99
excellent all round and very clear and easy interface.
Quick and clean easy interface.
Ease of Use click me 95
Very easy to use and learn better than ever still fantastic.
very easy to use & lastly no ads.
Easy way to clean cache and memory in your phone.
Easy to use and very useful to keep my device organized.
Does the job perfectly and a very clean and simple app.
Its very good and easy to used and speed up my device.
excellent all round and very clear and easy interface.
Fast simple optimises helps the phone actually like a Dr.
This app is quick easy and helpful.
Reliability click me 60
I did a factory reset.
before installing this app i faced a lot of problems with my phone.
Ads not Intrusive click me 69
So much ads and spam.
Security & Privacy click me 71
I use this in conjunction with their CM Security app.
Terrific 1st security app for new device user.
Battery click me 82
Downloaded this in conjunction with this company's other app - Battery Doctor.
Had to uninstall it and only keep battery doctor.
Cleans your system great my battery lasts alot longer now.
Since deleting my battery lasts a lot longer.
Click bars for explanation of rating.
Description
The World's Most Trusted Android Optimizer, Speed Booster, Battery Saver and Free Anti-Virus app, Clean Master Helps Accelerate and Clean Up Over 600 Million Phones! It Also Provides Real-time Protection With the #1 Antivirus Engine, and Secures Your Private Data With the AppLock Function.

Have you ever encounter the following problems?
Your device has become laggy 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, gallery and messages from prying eyes and nosy friends

Features
? AppLock
AppLock can lock Facebook, SMS, Contacts, Gallery, or any other apps you choose. With AppLock, only you can see the photos you protect. Guarding your privacy is easier than ever!

? Battery Saver
Battery Saver help to analyze battery status and hiberate running apps to save power. With Battery Saver, you can stop apps that waste lots of power and extend your battery life in 1 tap.

? iSwipe
iSwipe gives you quick access to other apps and tools without having to go back to your homescreen.

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

? MEMORY BOOST
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.

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

? ANTIVIRUS
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.

? 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 as well as uninstall pre-installed and system apps. Our own Picks section lets you find useful apps that match your interests.

? Game Booster
Automatically improve your game speeds by 30%+ when launching games.

? Autostart Manager
Prevent apps from autostarting to speed up your device. (Root needed for this feature)

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

Stay connected!

Join our community: https://plus.google.com/u/1/communities/106742377658392172082

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

...More
This app helps me keep my phone running in tip top shape. found in 19 reviews
Super Ding macht alles was es soll. found in 19 reviews
I got rid of SO many games with a push of a button. found in 8 reviews
The best optimizer available on play store. found in 8 reviews
Smoothest and most efficient cleanup app ever. found in 8 reviews
This is the best tool for optimizing phone memory and overall. found in 7 reviews
nice and excellent and very usefull apps. found in 15 reviews
It gives my phone memory a larger space than I hope. found in 9 reviews
Makes a difference in performance. found in 9 reviews
Super service and mind blowing app. found in 12 reviews
Very helpful application especially when my fone hang. found in 7 reviews
Just love it so what are you waiting for download this app now. found in 6 reviews
you guys should make this app the app of the year 2014-2015. found in 4 reviews
Very good aplication and it does good things. found in 24 reviews
Time saver and battery saver at the same time. found in 7 reviews
Awesome app ever seen before I use. found in 4 reviews
The moust helpfull app I have ever downloaded :. found in 8 reviews
Nice app for managing phone like managing memory rem. found in 4 reviews
Allows you to either deep clean or quick clean your phone. found in 6 reviews
You're a good job team I feel safe. found in 5 reviews
It's nice cleans junk files but asks to update everyday. found in 693 reviews
Really works with cleaning up junk my phone tends to accumulate. found in 44 reviews
and save the phone for junk files and save to heating. found in 20 reviews
It doesn't clean my browser history on my lg optimus f5. found in 16 reviews
Excellent but contains too much ads. found in 11 reviews
Please let us decide if want root access in settings. found in 12 reviews
it doesnt clean properly and big disapontament is. found in 8 reviews
Don't even need anti virus if u have this app. found in 73 reviews
and not committing to closing running apps/ force stop. found in 8 reviews
Great app for removing junk files n much more n optimization. found in 8 reviews
fix it: CleanMaster failed to grant root to Autostart Manager. found in 4 reviews
This app is helpful to clean junk data. found in 11 reviews
keep asking me for a root permission. found in 7 reviews
After last system update on Nexus 5 phone boost doesn't work. found in 5 reviews
Just hate how i have constant notifications to clean my phone. found in 6 reviews
But i need help on moving apps to SD card which it failed. found in 47 reviews
actually seriously slowed my phone down. found in 8 reviews
Delete junk data within a second. found in 14 reviews
Task killer doesn't work at all. found in 3 reviews
Seemed to really speed up my phone and clear out the junk. found in 16 reviews
you go to app manager and nothing changes anywhere. found in 33 reviews
Recent updates lock screens and force ads onto home screen. found in 29 reviews
But t notification toggle doesn't work in t latest update. found in 22 reviews
This app deleted more important files than it did junk files. found in 17 reviews
It sucks it doesn't clean my phone like the old version. found in 16 reviews
App lock is missing. found in 14 reviews
Clean Master doesn't allow me to grant root access. found in 12 reviews
It's annoying that it keep deleting my apk file. found in 12 reviews
Why it can't be moved to the sd card. found in 9 reviews
My external sd card is not working abd picture deleted. found in 9 reviews
I would give five stars but ignore list is not working. found in 9 reviews
Slowed my phone down like hell & deleted some of my very important files. found in 8 reviews
It Deleted my game data. found in 8 reviews
This app wiped my SD card and pictures and videos. found in 8 reviews
Doesnt clean my internet history. found in 8 reviews
Boost ram page is not working z3 phone. found in 8 reviews
can't clean my junk fils. found in 8 reviews
It doesn't clean anything it makes it worst. found in 8 reviews
Clear search history is not working. found in 8 reviews
Too many permissions. found in 7 reviews
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The Cleaner - Speed up & Clean
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"This is the best antivirus app that I had came across."
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"It is the best antivirus app in the android market."
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4.6
31,344,226 total
TOP CHOICE!
APPCRAWLR's TAKE
HIGHLIGHTS
  • "Best antivirus and booster it made my tablet run very smoothly."
  • "Super service and mind blowing app."
  • "especially those who play games alot."
  • "THE BEST app for cleaning your phone & saving space."
  • "and has satisfying illustrations of memory/ cpu usage."
  • "free & does free up memory every time the screen is unlocked."
  • "It's an awesome and superb cache cleaner and speed booster."
  • "Very useful to kerp phone clean an always extra space."
  • "saves time and boosts phone functioning."
KEEP IN MIND
  • "Y this app need permission to access my phone calls."
  • "Recent updates lock screens and force ads onto home screen."
  • "Task killer doesn't work at all anymore."
  • "Clear search history is not working."
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