SendView - The best way to track your competitors' email marketing.
Bigbangram - Cloud based Instagram bot.
Owletter - Keep an Eye on Your Competitors' Newsletters
eLink Pro - eLink Pro LinkedIn Marketing Automation Software
Competitors App - Competitors App helps marketers monitor their competitors' marketing moves in one place, with very little time investment.
ProspectIn - ProspectIn is a Chrome extension to automate your LinkedIn