Pointnuts - Pointnuts generates text styles that you can choose to make your tweet more engaging.
Competitors App - Competitors App helps marketers monitor their competitors' marketing moves in one place, with very little time investment.
Refined Twitter - A browser extension that improves the Twitter experience
Competitive Heatmap Analysis - Any website's heatmap data is at your fingertips
Tweeten 2 - A powerful Twitter client based on TweetDeck.
RealEye - Online Research Platform with Webcam Eye-Tracking.