required file cleaner the qcleaner helps to free up storage space by removing unnecessary, obsolete, and cache files that slow down your phone. with our professional cleaner, you can open up more space by clearing cache entries in social media applications like facebook, messenger, whatsapp, instagram without having to worry about deleting the wrong files. telephone acceleration one click acceleration helps speed up the phone by freeing ram. after you speed up your phone, you can run a speed test to see how fast it is. bat saving the qcleaner helps to save battery power and extend battery life by sleeping running applications.