Optmyzr - Optmyzr AdWords Tools. Optimization Solutions, Quality Score Tracker, Landing Page Checker, and more. Free Trial Available.
Freshmarketer - An all-in-one CRO suite.
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.
Five Second Test - Five Second Test is another conversation rate optimization software that lets you test your landing pages, logos, brochures and all the other kind of marketing material.
Optimizely - A/B testing you'll actually use.
SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters