XP Registry Cleaner is a reliable and easy to use registry cleaner. When you start getting delayed boot-ups and sluggish applications degrade performance and cause crashes, then your computer needs a tune-up to keep running smooth. XP Registry Cleaner will safely clean, repair, and optimize your Windows registry with a few simple clicks, enabling you to enjoy a cleaner and more efficient PC. XP Registry Cleaner will also help improve your system performance, speed up the loading of the operation system and reduce a number of failures.