Daily.co for Intercom - Free video calls & screen shares embedded in Intercom
Voiptime Cloud Call Center - Cloud call center & telemarketing solution
Pluot Communications - Big-screen video conferencing for startups
CallKite - Your website’s video call center in just one click.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
MangoCRM - MangoCRM is a Contact management for the rest of us. Add Unlimited users for $9/mo. No annual contracts. No hidden fees. No complications. Manage your business billing, contacts, leads, and more with Mango.