Optmyzr - Optmyzr AdWords Tools. Optimization Solutions, Quality Score Tracker, Landing Page Checker, and more. Free Trial Available.
Mattermark - Ranking 800,000+ high growth Internet companies
Freshmarketer - An all-in-one CRO suite.
Breakout List - A list of the fastest growing startups
Crazy Egg - Through Crazy Egg's heat map and scroll map reports you can get an understanding of how your visitors engage with your website so you can boost your conversion rates.
Signum Startup Tracker - Cookie-free precise targeting based on AI content analysis