Trimmer (fstrim) is a handy app that allows you to trim the storage of your Android device. This is a great tool for users who want to free up some space on their device and make it faster. It also works on devices that use NAND chips for data storage, which is the case on most Android devices.

The app will automatically trim the appropriate files and folders, so you don't have to worry about anything. It will work for all users and all Android versions. The trim process will not take much time and it is completely safe.

You can also set the trim interval to a specific time or date. This way, you can schedule the process and you will be able to save some battery power.