Ashampoo WinOptimizer 11

If you want your computer to be fast and secure, WinOptimizer will be a very useful tool for you. It will give maximum security and performance fast, easily and efficiently. Save your time and get work done with WinOptimizer 11.
Key features:

Frees space by deleting temporary files, finds duplicate files and makes them disappear;
Fix errors by fixing file system errors, cleaning the Windows Registry and monitoring the health of disk drives;
Steady performance - auto-tune your applications for maximum speed and optimize your Internet connection with the powerful Live Tuner;
Privacy protection - Wipe all Internet traces from your system and encrypt sensitive data safely. Now, you decide what information is automatically sent to Microsoft on a regular basis;
Customizes Windows to your needs - get more flexibility by adjusting hidden system settings, altering file type associations or adjusting context menu entries easily.