I need a Cleaner software app for my Android mobile?

Question

To clean junk files, and Boost my android phone.

Answer 1

you can use clean master (speed booster) this app brought my phone back to life several times after it had been nearly choked to death by junks. This app is a must have for all android phone users. 

Answer 2

You should must use Clean Master for android cleaner it cleans the jusk files in best way, cool down your device temperature and release the RAm from unwanted programes and about prammes that you are not using