CCleaner - Download and install on Windows

Clean up, speed up, and fix your Windows PC for free. Optimize your computer with technology built on 20 years of experience with millions of users. All-around optimization and maintenance to help keep your Windows PC running faster, more reliably, and fo

「CCleaner」是網路上頗受好評的系統維護軟體，不但可以幫我們清除IE、Firefox等瀏覽器的瀏覽紀錄，還可清除一些暫時用不到的暫存檔、操作紀錄、登錄檔垃圾或一些很難用的Toolbar、垃圾軟體等。

CCleaner 64-bit Windows 10 是一款功能強大且免費的系統清理工具，它能高效地清除垃圾檔案並釋放硬碟空間，從而提高電腦運行速度。

System requirements: runs on Windows 11, 10, 8.1, and 7, including both the 32-bit and 64-bit versions. Download CCleaner for FREE. Clean your PC of temporary files, tracking cookies, browser junk and more! Get the latest version today.

CCleaner Free is a freeware system optimization, privacy and cleaning tool for Windows PC. It removes unused files from your system allowing Windows to run faster and freeing up valuable hard disk space.

CCleaner是我們可以使用的最知名的應用程序之一，因為只有基本和免費版本，我們才能清理垃圾設備的設備，恢復硬盤，刪除不必要的應用程序，修改註冊表和Windows啟動。