Install this app to Boost phone by 50%, save battery by 20% & clean junk files.

Install this 2017 new speed booster, battery saver, and junk files cleaner app to make phone faster by 50%, save battery by 20%, and clean cache & junk files.

Only 3 MB, Rocket Speed Booster is a small but powerful Android optimizer, speed booster, junk files cleaner. It provides real-time memory (RAM) and junk files monitor. Rocket Speed Booster makes your phone fly like a new.

★ Junk Files & Cache Cleaner

Having analyzed millions of apps, Rocket Speed Booster keeps optimizing its junk files & cache cleaning engine. With perfect accuracy, this cache & junk files cleaner can detect and clean several GB of residual files and junk files to make room for pictures, videos, apps and other useful files. However, your music, chatting record, pictures, documents and other files are safe with us.

★ Memory & Speed Booster

With one tap boost, Rocket Speed Booster closes unnecessary apps in background to clean up memory space and save battery power. The boost, clean effect are more effective and durable by 50%. Boost widget is available.

★ Battery Saver

As a battery saver, Rocket Speed Booster analyzes, detects, and hibernate power draining apps to extend battery life by hours.

★ Protect Privacy

AppLock can lock up apps including Facebook, Messenger, Twitter, Message, etc. to guard your privacy from spying eyes. Two unlock methods are available: code and pattern.

★ Cool Down Phone

Rocket Speed Booster monitors device temperature and smartly close battery draining apps that cause overheat.

★ No need for Root Access

Rocket Speed Booster provides better speed boost and cache clean effect without root permission. Your phone is perfectly safe with us.

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