One Cleaner - Quick Clean is an Android application developed by Privacy Guard that offers a set of optimization tools to help keep your phone clean and running faster. The app provides features such as junk cleaner, memory booster, battery saver, and CPU cooler to help you manage your phone's performance.

The junk cleaner feature helps free up storage space by removing junk, residual, and cached files. The memory booster feature speeds up your phone by freeing up RAM, reducing overall power consumption. The battery saver feature helps save battery power and prolong battery life. The CPU cooler feature finds and stops overheating apps to cool down your phone. With One Cleaner, your phone CPU temperature will cool down fast!