Developer's DescriptionBy smarteazyappsfix phone lag battery and screen performance using bug fixer and bugs to fix any problems for android...fix phone lag battery and screen performance using bug fixer and bugs to fix any problems for androidfix android operating system and repair system speed booster (fix problems android) using our trash cleaner & optimizes your android phoneOther optimization featuresFind out and solve phone lag on boot and fix any errors of slow-down startup.Fix and Boost RAM & CPU Optimization.Boot Speedup.System error checks and repair.