Short answer: no Longer answer: probably not. Registry Cleaners are very popular and very heavily marketed applications claiming to clean up and speed up your Windows installation. But trying to find unbiased information on them is pretty hard. The spammers and web marketer’s pages dominate any search you care to run with the words “registry cleaner” in them. They have multiple fake “Software Report” type pages pretending to test various cleaners and tell you which ones are best. Needless to say they are either put up by the cleaner companies or just clever folk making a few cents on every click-though they get. But these things sell in their thousands so sure they must be providing a useful service? Well maybe but maybe not. They talk of “cleaning” your “bloated” registry and use other ill-defined terms but don’t provide any actual...