The registry cleaner does just what its name suggests. It cleans out your unit’s registry to ensure this will not crash later on. Too many old data files and stored data can affect the system. These may cause your unit to manage real slow. It’s even worse if there are a lot of broken and corrupt files inside. Hence, every personal computer owner needs to buy a good registry cleanser. The question now is how to pick one especially if you’re not very familiar with the application. There are lots of varieties available online so here consider some of these key points when you get.