It is the best program for cleaning Windows, Mac, and Android devices. Besides quality, it is also easy to use. Thanks to this program, inexperienced users will be able to clean their device systems without interrupting their work. Updates are also released continuously, and there are many instructions on how to use this program. This program has a secret function. It can wipe disks with secret information so that it cannot be recovered in the future. Contents of C-Cleaner Pro plus key: The license is sent immediately after payment via text message. It contains 4 programs: C-Cleaner pro for device cleaning D-efraggler to speed up the computer during disk defragmentation R-ecuva recover deleted files S-peccy display information and report on every piece of hardware How to download and activate the C-Cleaner Pro plus key: Download the trial version from here Install and run C-Cleaner Pro plus Go to "Option", then "About" Click on "Upgrade to Pro" Enter the license code sent to you and click Register One year warranty on all