Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Gist Platform - Live chat, bots & marketing automation -- free.
Crisp Chat - Multi-channel customer support software
Userlist - Userlist is an email marketing tool tailored to your SaaS needs. You'll find behavior-based campaigns, segmentation, and full support for company accounts. Userlist is perfect for SaaS marketing, user onboarding, and lifecycle email.
Chatlio - When you have a business to run, your average instant messaging software just will not do. You need an internal presence upon which your entire team can collaborate on. Read more about Chatlio.
OmniChat by Freshchat - Engage, sell, and support from anywhere