A919Tool: Instant boost for your RAM and other useful tools. For Rooted devices only. This is an alternative app to Smart RAM Booster, Rebooter, Sd-booster, Screen-off and lock, Torch, EasyTouch, Screenshot-It, SMS Toast, and AdrenalineBoost V3/V6 Supercharger's! Fastengineflush. Sh application/scripts. This is a minimalist and lightweight app, no ads, no bloatwares.