The application scans every inch of your hard drive, searching for things that might be slowing down your computer. It can detect even the smallest problems. Since small problems are usually indicative of bigger problems hidden underneath, it's a good idea to get rid of them as soon as possible so they don't cause you more trouble in the future.
Another interesting feature in this application is that it lets you choose which programs to open at Windows startup.
ChicaPC Fix is a pretty useful tool. It also has a simple and clean interface that makes it easy for anyone to use.
The trial version only fixes 25 issues.