HiOperator - HiOperator is a virtual assistant that answers phone calls, chats with customers, provides in-app help, takes orders, and provides support.

HelpStack - Open Source mobile help framework to support iOS and Android app users.

Service - Customer service issues solved for you, on demand, for free.

Chat Center - Chat with one click, no matter what messaging app you use

LiveMessage from Salesforce - Make mobile messaging a cornerstone of customer service

Helpshift - Helpshift is an in-game customer support platform that enables mobile apps to improve customer experience, drive higher ratings and increase retention.