Nudgespot!

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.

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.

"Send targeted emails to your users and subscribers with Customer.io's intuitive editor and powerful tracking features. Rich CSS-based templates simplify the process of designing compelling layouts. Built-in analytics lets you classify mailing list recipients by their attributes, pageviews, and site interactions. Advanced emails use A/B testing, structured data merging, and third-party APIs to engage users with personalized messages that add value to your service."

HelpCrunch is an all-around communication platform for customer service and sales, suitable for both web and mobile businesses.

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:

With Resend you can see 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 in-app messages.

Live chat software and messaging. Chat to visitors to capture leads, close sales and create happy customers.