are no longer available for purchase, and the software is no longer supported or updated.

To access the full range of features and benefits offered by CleanMyPC, you need to activate the software using a valid activation code. The activation code is a unique sequence of characters that unlocks the software, allowing you to use it without any limitations. CleanMyPC 1.8.3.623 is a specific version of the software that offers enhanced features and improvements.

While CleanMyPC 1.8.3.623 was a great tool in its time, using discontinued software—especially with unauthorized activation codes—is a major security risk. To keep your PC running fast and safe in 2026, we recommend moving to the or BleachBit .