CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
Remo Duplicate File Remover - Remo Duplicate File Remover is a simple yet powerful duplicate file remover app that lets you easily search and remove duplicate files on your Android mobile and tablet.
Clean Master - Some users swear by it, some call it a glorified snake oil that does more harm than good. That can be said about any snake oil, but what specific brand of snake oil can boast almost a billion downloads around the world?
Files by Google - A file management app that helps you free up space, find files faster, share files offline, and back up files to the cloud.
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode
Dupdrop - Dupdrop – Duplicate File Remover is an Android tool created and published by Alexander Brunner.