About this app

Crystal Cleaner - Boost & Clean is the application for various Android devices. It helps a user to boost work performance of your device, remove junk from the data storage, cool CPU, block some other applications, turn the device to a battery saving mode, delete application's cache, and turn off useless alerts.

Crystal Cleaner is the one and only application you need to boost a smartphone and remove objectionable files.

The key features of this application are the following:
1. Deleting the application's cache. This feature analyzes all installed applications and deletes a cache if it doesn't affect the smartphone performance.

2. Unused files removal. This mode is designed to clear data storage through deleting temporary, advertising, history and objectionable files.

3. CPU booster. It's another option that can have a positive impact on your device performance. CPU booster closes applications are executed in a background mode without loading of the central processor unit. It helps to boost rates up to 60%.

4. Battery saving mode allows a user to click once at a highlighted button to kill tasks and close applications that heavily use battery power. When battery power indicator turns low mark this function reminds you to close mentioned applications.

5. Turning off useless alerts. If you want to turn off useless notifications just activate this option whenever you want it.
The process of optimizing your device work performance rate and other ratios never was so easy. The contemporary boost and clean application has the easy-to-use interface with a significant number of essential modes. No hidden payments or advertising in this application.

Just install Crystal Cleaner - Boost & Clean application to fully use your device capabilities. This is a powerful tool for stable work of the whole Android device.

New features

Bugs Fixed

App Permissions

Allows applications to open network sockets.
Allows applications to access information about networks.
Allows an application to call killBackgroundProcesses(String].
Allows an application to read the user's contacts data.
Allows applications to write the sync settings.
Allows applications to connect to paired bluetooth devices.
Allows applications to discover and pair bluetooth devices.
Allows applications to access information about Wi-Fi networks.
Allows applications to change Wi-Fi connectivity state.
Allows an application to read or write the system settings.
Required to be able to access the camera device.
Allows access to the vibrator.
Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.