DU Speed Booster has released 0% of internal memory. My phone really is faster! https//play.google.com...

DU Speed Booster has released 0% of internal memory. My phone really is faster! https://play.google.com/store/apps/details?id=com.dianxinos.optimizer.duplay&referrer=utm_source%3Dcom.dianxinos.optimizer.duplay_share%26utm_medium%3Dresult%26pid%3Dcom.dianxinos.optimizer.duplay_share_result