Has your phone become slow, hung or out of space? Fast Cleaner is the best speed booster and junk file cleaner to make phone faster and restore memory space. It can boost phone speed by 50% and save battery power by 20%.Only 2 MB, Fast Cleaner can clean cache, junk files to reclaim storage; stop unnecessary apps in background to clean RAM and speed up your Android phone; and stop apps from auto-start to save battery power.Main Features★ Speed Booster★ Cache Cleaner★ Memory Booster★ Battery Saver★ CPU Cooler★ Root Free★ Speed BoosterWith one-tap boost, this Android accelerator makes phone faster by 50%. This speed booster and cleaner makes your Android phones reborn with better user experience.★ Cache CleanerWith perfect accuracy, this cache cleaner can detect and clean cache junks, ads files, obsolete trash, memory cache and other junk file to reclaim storage.★ Memory BoosterBy clean unnecessary apps running in background, this speed booster frees up memory (RAM), and save battery by 20%. Even better, the durable boost effect keeps your phone run in super faster speed.★ Battery SaverFast Cleaner is also a useful battery saver, helping you monitor memory usage and intelligently detect highly memory-consuming apps. After speed boost, it can stop unnecessary processes and save battery by 20%.★ CPU CoolerDetect and clean apps that cause overheating. In one tap memory boost, cool down mobile in seconds.