Lander - Lander is a powerful online tool to create Landing Pages.
LeadFox - Web-based lead management & marketing automation solution
Optimizely - A/B testing you'll actually use.
OptimizePress - WYSIWYG page editor based on Wordpress.
Splitly - Splitly is an A/B testing tool for Amazon FBA sellers.
LeadPages - LeadPages™ Software is the world's easiest landing page generator. It's the easiest way to build conversion optimized & mobile responsive landing pages.