RegCure is a popular registry cleaner for the home user. Supported on Windows 7, Vista, XP, and more, its customer base is huge.
RegCure is typically geared towards system optimization, fixing error messages, and improving overall performance.
Revised and split-tested buy pages, in-program buy nags, and a user-friendly interface make this program a high converter. The proven free scan, free download model quickly shows users errors in their registry, which RegCure can fix.