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vRoort iRoot - Speed Booster | Battery Saver | Stability Booster
Booster Cleaner Battery Saver app for android
🔋 Battery Saver & Charge Optimizer for Android - Flip & Save
Robo Cleaner : Phone Booster, Battery Saver, Phone Cooler, Junk cleaner
Battery Life Booster 4 Android
Kaspersky Battery Life: Saver & Booster
6GB RAM Booster (Battery Saver & CPU-Z Info)
DU Battery Saver, DU Speed Booster & Baidu Browser