KeyReply - Omnichannel keyboard for mobile teams to respond better and faster.
Live Chat by Sumo.com - Instantly communicate with customers, prospects & visitors
HelpStack - Open Source mobile help framework to support iOS and Android app users.
Tolstoy - Communicate with interactive videos
Helpshift - Helpshift is an in-game customer support platform that enables mobile apps to improve customer experience, drive higher ratings and increase retention.
Live Chat by Landbot - Live chat that combines chatbots with human chat