Social Insider - Get an inside view of your competitors' Facebook activity

Competitors App - Competitors App helps marketers monitor their competitors' marketing moves in one place, with very little time investment.

Kompyte - Track & analyze competitors in real time.

CleverAnalytics - Competitor analysis & tracking of customer loyalty software

Social Fingerprint - Find out everything about people from their social posts

VideoAmigo: Vital Statistics - Study any social media channel against category competitors