Installation of registry cleaner for any type of computer is a must and has become a part of basic infrastructure now-a-days. There are numerous registry cleaners in the market. How do we rate these registry cleaners? First we must learn the features and benefits of these softwares. Let's find out what are the features, aspects and factors that need to be considered while searching and opting for the appropriate software based on specific computer needs. As a user, you must also consider your level of usage. It's for you to decide which registry cleaner will perfectly suite your computer. The top registry cleaners on the list are the PC Keeper, Registry Mechanic and Uniblue Registry Booster. These three softwares are the best according to people who have tried these softwares. PC Keeper got a perfect rating on ease of use, functionality, ease of installation, support quality, and safety of use. Registry Mechanic also got high scores on these categories except for safety of use. While Uniblue also got high scores on the ratings keeping them on the number 3 spot on the rankings. These are the top registry cleaner in the market. Users should give it a try for them to be able to choose which registry cleaner will satisfy their needs.