Windows
Most popular apps
Mac
iOS
Android
Software coupons
Key details of CCleaner
Defragment your disks and improve computer performance and stability.
Clean and fix the registry of your computer and optimize its speed and performance.
Unlock full PC potential with accelerating, optimizing, cleaning, and shielding diagnostics and one-click-fix maintenance.
Copy and backup hard disks and partitions.
Optimize your Windows settings and improve overall system performance.
Optimize your disk space making defragmentation.
Clean and optimize your PC with a crowd-sourced approach.
Protect your online privacy and secure your computer by cleaning unnecessary info.
Test your disk volume alignment.