1 Patent number 8,463,758 from the United States Patent and Trademark Office for CCleaner’s file and registry cleaner technology. Find out more.

Dec 17, 2025 · CCleaner is an easy-to-use, safe, well-known drive cleaner with other additional features including a conservative registry cleaner, startup manager and more. Video tutorial available.

Dec 17, 2025 · Advanced Registry scanner and cleaner to remove unused and old entries. Including File Extensions, ActiveX Controls, ClassIDs, ProgIDs, Uninstallers, Shared DLLs, Fonts, Help Files, …

• Registry Cleaner — Cleaner’s patented registry cleaner clears out old entries to make your PC more stable. • Uninstaller-Shows unused programs and applications hogging resources and can quickly …

Oct 17, 2024 · In summary, if you think a registry cleaner is necessary to solve some computer problem you're having, I highly recommend you choose CCleaner. If you're interested in some of the other …

Mar 10, 2025 · This wikiHow teaches you how to install and use the free CCleaner program on your Windows computer. CCleaner is a file cleaner that removes excess files, such as cookies, caches, …

A top cleaner with low impact on system resources With a very good response time and a fast-scanning engine, CCleaner is one of the top system cleaning solutions out there, and for a good...

CCleaner (/ ˈsiːˌkliːnər /; originally meaning "Crap Cleaner"), [7] developed by Piriform Software, is a utility used to clean potentially unwanted files and invalid Windows Registry entries from a computer.

Nov 10, 2025 · The interface is intuitively organized into clearly labeled tabs— Cleaner, Registry, Tools, and Options —making it easy to navigate through various functionalities.

Oct 21, 2025 · PC cleaner software enables you to automatically remove junk files, optimize settings, and improve your PC’s overall performance. In this guide, we will cover the best PC cleaner software …