Best Free System Cleanup Tools for Windows PCs in 2025

Safeguard your PC in a quiet and reliable way. Compatible with Windows 10 (19042.0 and above), Windows 11. Please download and use for free on a PC.

Secure cleanup with one click. Irreversible cleanups by overwriting techniques · In-depth cleanup. for your PC and for your storage devices · Privacy protection.

Avast Cleanup scans your PC from top to bottom to remove gigabytes of leftover junk files from hundreds of applications, browsers, and even Windows.

評分 4.3 (18,275) AVG TuneUp is the ultimate computer cleaner. Get rid of junk, optimize your disk, and get automatic PC maintenance with just a few clicks.

CCleaner is the number-one tool for cleaning your PC. It protects your privacy and makes your computer faster and more secure! Download it FREE today.

CCleaner for PC helps you clean up your Windows computer, optimize performance, and maintain your online privacy Download CCleaner · How to speed up computer · How to make your PC faster?

Clean Master for PC provides you the most powerful junk cleaning and privacy protection and makes your computer run like brand new!

評分 4.6 (12,191) · 免費 · Windows Cleaner One helps to safely remove junk files, useless duplicate files, and tunes up your PC to boost its performance.

Speed Up Your Computer in Minutes. Download, scan, and clean up tracking records from your computer with our FREE* PC Cleaner online software. Download Now.

We list the best free PC optimizers, to make it simple and easy to make your desktop computer or laptop run faster and more efficiently. Fortect review · Iolo System Mechanic review · Ashampoo WinOptimizer review