CleanerMaster is a free utility and tool application for Android devices developed by Ken_apps Inc. This app is designed to help users manage their phone's storage by listing the installed apps, pictures, and video files.

One of the main features of CleanerMaster is its ability to scan and clean up junk files that accumulate on the device over time. The app also allows users to easily uninstall unwanted apps and clear their cache, freeing up valuable storage space.

Overall, CleanerMaster is a useful app for those who want to keep their Android device running smoothly and efficiently. It is easy to use and navigate, with a simple and intuitive interface. However, it is important to note that the app may not be able to detect all junk files, so users should still be mindful of their device's storage usage.