OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
Leadfeeder - Leadfeeder converts your website visitors into sales. Connect your website's Google Analytics to Leadfeeder and unlock the power of seeing who`s visiting your site!
POPUPSMART - A no-code tool to increase e-commerce sales, build email lists and engage with your visitors in just 5-minutes.
Clearbit - Clearbit provides Business Intelligence APIs
OptiMonk - OptiMonk is the most powerful Onsite Retargeting platform, that helps you increase the conversion rate of your site, and get more leads by recovering lost visitors.
Lead Forensics - B2B website analytics and lead generation.