Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.

Drift - A messaging app that helps you grow your business.

Pipefy - Pipefy is a process management software that empowers anyone to create and automate efficient workflows on their own without code.

Reply.io - Reply.io is an AI-driven sales engagement platform that automates cold outreach through unlimited mailboxes, converts website traffic into booked meetings with AI Chat, and empowers your team to streamline the entire sales process with AI SDRs.

Froged - One click solution providing easy-to-use marketing, sales and support services to turn website visitors into happy customers.

Hunter.io - Find all the email addresses related to a domain