Fast Cleaner-Deep Booster is an Android mobile clean app that helps free up space and speed up your phone. This powerful app can automatically clean cache to help DualSpace run quickly, free up more storage space with junk cleaner, speed cleaner, notification cleaner, and WhatsApp Cleaner.

One-Tap is all you need to free up space and speed up your phone by removing junk files, including system and app cache, useless apk files, residual files, and AD junks. With a package of only 20MB, this app is light and fast, and it's efficient with low memory and CPU usage.

The main functions of this app include an advanced scanning engine that fast and efficiently finds out system and app junk, comprehensive junk clean that intelligently cleans useless files, and automatic clean where you only need to click one-tap. It can clean apps' data, batchly clean uninstalled apps, and auto clean their residual files, phone memory cleaner boost device speed, and running space.

In conclusion, the Fast Cleaner-Deep Booster is an excellent app that helps speed up your phone by cleaning up junk files and freeing up storage space. It's easy to use, efficient, and comes with a powerful scanning engine.