Award-winning registry cleaner to fix Windows® errors and optimize PC performance.

Registry Mechanic is an advanced registry cleaner for Windows® that can safely clean, repair and optimize your registry in a few simple mouse clicks!

Don't compromise your PC Registry with the second best!
World's most popular registry cleaner with over 55 million downloads.
Recommended by experts and editors around the world as the best registry cleaner.
FREE customer support for all users.
Cleans the registry, fixes PC errors and optimizes your PC for better performance.
Easy to use. Designed for both expert and novice users.
100% Money Back Guarantee.

With Registry Mechanic you can safely clean, repair and optimize the Windows® registry with a few simple mouse clicks! Problems with the Windows® registry are a common cause of Windows® crashes, slow performance and error messages. By using a registry cleaner regularly and fixing registry errors your system should not only be more stable but it will also help improve your system performance without expensive hardware upgrades. Learn more about the importance of a clean registry with our registry insight.

Registry Mechanic uses a high-performance detection algorithm to quickly identify missing and invalid references in your Windows® registry. These problems can occur for many reasons including being left-behind after the un-installation or incorrect removal of software, by missing or corrupt hardware drivers, or orphaned startup programs.

With a few easy steps Registry Mechanic will scan your entire registry for any invalid entries and provides a list of the registry errors found, you can then choose to selectively clean each item or automatically repair them all. For your convenience and protection Registry Mechanic can also make a backup of any repairs made so that you can easily recover any changes if required.