When you install software on Windows, you scatter files across Program Files, AppData, and the Registry. The Portable version is self-contained. It runs from a single folder. This ensures that when you delete the folder, the program is completely gone. It aligns perfectly with the philosophy of a "cleaner"—a tool that should not contribute to system clutter.
To understand the hype around version 5.64, you need to understand what came after. In versions 5.65 and later, Piriform introduced: ccleaner 5.64 portable
Since this is portable, you can create a ccleaner.ini file in the same folder to lock settings. Add these lines to skip tracking: When you install software on Windows, you scatter
Because Piriform no longer hosts old versions, you must use trusted third-party archives. As of 2025, the safest repositories are: This ensures that when you delete the folder,
A: Indirectly. It removes background temp files and old DirectX caches, which can reduce stutter on low-RAM systems (4GB or less). It will not increase FPS on a modern gaming rig.