Pocket Boost, the best all-in-one Speed booster, Junk cleaner and Battery saver app that helps manage your background apps, free up the RAM (memory) and storage space, clean junk files, and optimize your battery life.

❤Speed Booster
Improve your phone speed by shutting down redundant background processes and freeing up RAM (memory) .

❤Junk cleaner
Boost your Android phone performance by cleaning useless Android system files, large files and app caches. Pocket Boost helps free up storage space and memory, you can enjoy using a faster and speedier phone.

❤Multi-function lock screen
Automatically check phone status when locked to provide optimization suggestions.

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Source: https://play.google.com/store/apps/details?id=mac.pocket.mobile.lock.boost.clean.battery.booster