Fast Cleaner is a full-version professional cleaning and enhancement app for Android devices developed by WallpaperAPP. The app offers various features such as junk file deletion, memory enhancement, application lock, application management, and power-saving functions.

The app has a "super clean" button that performs various tasks such as speed boosting, power-saving, cache file cleaning, and storage optimization. The speed booster feature frees up RAM and cleans up background tasks to make the phone run faster. The power-saving feature analyzes battery usage and quickly finds apps that consume power, helping to save the battery power and optimize its usage. The cache file cleaner clears the remaining system cache files left by uninstalled applications to free up the disk space of your Android phone or tablet. The storage optimizer and cleaner feature cleans up duplicate photos, music, documents, and unnecessary applications to free up space and speed up the device.

In summary, Fast Cleaner is a reliable Android cleaning and enhancement app that helps to optimize the performance of your device. It is definitely worth trying out if you are looking for an app to help you clean and enhance your Android device.