The main focus of this app is around cleaning junk files, and boosting performance by freeing up RAM on Android devices.

All-In-One ToolboxĪll-In-One Toolbox offers more than 25 tools to optimize Android smartphones. This app includes a function that allows you to locate the files that take up the most space on the smartphone memory and delete those you don’t need.

If you want a version of the app that also operates on the cache of third-party apps then you have go for the paid version ($3.49). SD Maid app is available for free if you only rely on a program that operates only on the system cache. With this app, you can not only delete the cache files, but also left-over files that are left by the apps that are no longer installed on the device, such as the temporary system files, the duplicate files, and then unnecessary elements of the databases. One of the best app to clean Android smartphones is SD Maid. In addition, the Storage analyzer function identifies heavy files without deleting them: for that, you need to purchase the Pro version of CCleaner by making the in-app purchases. It includes some extra functions, such as the application manager that allows you to delete multiple apps at the same time, and some paid Pro functions (to be unlocked via in-app purchase for $1.99), such as the one that allows you to set up planned cleaning. CCleaner is a free app, which allows you to clear both the system cache and the app cache on Android smartphones.

Free phone cleaner for android