Registry Booster 2014 Registry Booster provides Microsoft Windows users with a safe and reliable solution for cleaning and defragmenting the system registry. Featuring a simple and straightforward user interface, Registry Booster allows you to clean and optimize your registry with just a couple of clicks. Using advanced error detection technology, Registry Booster finds missing, damaged or invalid items in the system registry, and greatly improves the performance and stability of your computer. It also allows you to defragment your registry. Through a combination of simplicity and efficiency, Registry Booster is suitable for both advanced users and beginners.