Reactor.am!

Intercom shows you who is using your product (the user's region, browser, local time etc.) and makes it easy to personally communicate with them through targeted, behavior-driven email and in-app messages.

The best way to convert more traffic.Real-time behavior triggered call-to-action's that engage and delight your visitors.OptKit comes with many tools to help marketers, and conversion rate optimization specialists, to convert more traffic into sales.

UserEngage is a full business-client communication platform including live chat, user tracking, marketing automation, CRM and emailing. It takes 5 minutes to implement and it is two times cheaper than nearest competition.It is aimed at increasing egagement and conversion rates with as little effort as possible.

PPMessage is an open source customer communication platform with the backend written in Python.

ConvertFox is a comprehensive customer communication tool that helps every team in the internet business to effortlessly engage, retain & maximize the value of every customer. It enables every business to:

SparkPage is a Lifecycle Marketing platform for Web & Mobile Apps that lets marketers build messaging workflows with Emails, Sms and Push Notifications, and provides A/B testing which ups conversion.