Using Outdated software is a big security risk. As you might be using numerous numbers of software it’s always difficult to keep a track of new updates and patches.
TechTracker from CNET is new free service that scans your computer’s hard-drive for any outdated software programs and will alert you as soon as new updates are available for download.
You need to have an account with CNET, once you have downloaded software from official site and installed it. The software scans your system for outdated software and provides you with download links for updated software
Techtracker has it’s own limitations as it can right now can only track your outdated software, support for hardware drivers is not available right now. It might be available in Pro Version which might be a paid one.