Just found out about this Chrome extension and i find it very useful, so thinking of sharing it with you guys.

http://www.enhancedsteam.com/

About Enhanced Steam

Managing a digital library of games online can be a difficult task. So can knowing vital information that can help you make a purchasing decision. That's why Enhanced Steam was created.

We've enhanced the Steam store and community to help keep you informed, add new features, and save you money!
Highlight games you already own
Highlight games on your wishlist
Point out 3rd party DRM on games
Find out how much you save on a bundle
See pricing history for each game
See how much you've spent on Steam

This post has been edited by KenshinX: Jan 18 2013, 11:16 AM