AOL Computer Checkup is one of the most complete diagnostic, optimization, and cleanup tools for Windows—if you really need such a thing. At least it's not expensive ($5 a month).
Though a very good registry cleaner, PC Fix Cleaner is pricey for the actual good it will do your system.
System tweaker and optimizer Powersuite 2013 performs many optimizing tasks, and it works, but it's pricey.
In both Standard and Professional versions, Ultra Recall is a powerful, feature-rich outlining tool.
Folder Lock includes as complete a set of security tools as you'll find, and it's as secure as your passwords.
4Dots Software's handy utility is a no-nonsense tool that won't make a dent in your wallet.
The answer engine has created a new tool that will dig into your Facebook account and tell you things such as when and where you were born and even what the weather was like then.
Lazy music-lovers rejoice! With Flutter, you can control your tunes like a Jedi.