√ Additional information:

In addition to the fact that the program is free, there are no advertising modules in it, which is good news. In addition to the fact that the program cleans and optimizes, it has a flashlight function, "cleaning up" behind the system of "tails" after removing programs, releasing RAM and other utilities, and all this in a pleasant interface.In addition, you can backup applications, move them from memory to an SD card, and the program will not only offer all this itself, but also explain whether it is safe for the system to work or not, for this, however, Root access is required. You can delete pre-installed applications, the program will tell you if they are needed for the system to work. There is also a widget in the program, by clicking on which you can free up memory and delete garbage files at one moment.And thanks to clearing the cache, your phone can earn faster.

√ Clean Master changes:

V5.6.0
- Redesigned Game Boost to improve the user experience.
- Added an option for more notification toggles to give you easy shortcut access.
- Improved Gallery Manager to make it easy to navigate and see your pictures.
- Added music management to My Files in Junk Advanced.

√ CM (Cleanmaster) Security:

Antivirus protection of Android devices. Description:
* One of the best antivirus engines: The antivirus is based on the dual local and cloud Kingsoft engine, which has more than 200 million users and a 16-year history in providing protection for PCs and mobile devices, repeatedly taking first place according to the results of AV-Test (November 2013) and AV-Comparatives (August 2013). It detects viruses, Trojans, vulnerabilities, adware and spyware on Android mobile devices and tablets.
* Multi-level Protection: Scans new applications, updates, file system and visited websites to ensure real-time protection of your device.
* Fast and convenient: Scanning takes only 5 seconds - 500% faster than any other paid antivirus application. CM (Cleanmaster) Security is also lightweight, taking up half as much memory on the phone as other antiviruses, and the size of the apk file is slightly more than 2 MB. Integration of cleaning and acceleration functions will allow your Android device to be lighter, faster and more secure.
Features of (Cleanmaster) Security
* System and application scanning
Scan pre-installed and installed applications and file system to protect your smartphone or tablet from viruses, Trojans, vulnerabilities, adware and spyware.
* SD card scanning
Scan an external SD card to detect and remove threats.
* Scan during installation
Prevents damage to the device with real-time verification when installing new applications and updates.
* Scheduled scanning
Regular automatic scanning to maintain the security of the Android device.
* Cleaning of unnecessary files
Cleaning the system from unnecessary files is 50% more efficient than competitors.
* Blocking calls
Blocking unwanted calls at your discretion.
* Secure web surfing
Block malicious URL links and protect against phishing websites with instant warning of threats.

√ CM (Clean Master) Browser-Fast:

Description
Small, fast and safe
Developed by the Clean Master team!
Safe: Includes the #1 antivirus kernel (rated by AV-Test)
Small: Less than 1.6 MB! The tiny size guarantees smooth operation of the device.
Fast: Optimized for web browsing to make surfing easy
CM Browser is an ultra lightweight mobile browser that protects you from malicious threats while at the same time allowing you to quickly browse pages.
Opportunities:
High viewing speed
* Preload mechanism to speed up browsing
Fraud protection
* Warns when viewing potentially fraudulent or malicious websites.
Protection against malicious downloads
* Checking apk files for malware keeps your device safe
User Agent
* Support for switching user agent to access computer sites
Speed Dial
Security and Privacy
* Parameters "do not track"
* Ability to save history, cookies and passwords
Text Search
Adjusting the font size
Editing bookmarks
Gesture control during video playback
Tabs-maps for managing multiple tabs
Switching the search engine
Multilingual support

√ Installation:

Copy the file to the device to any location and install it with any file manager under Android by clicking on the file (In the security settings of the device there should be a check mark "Unknown sources").