What are some alternatives?
When comparing Apphitect IM and ConnectyCube, you can also consider the following products
Mirrorfly - A Complete Chat, Video & Audio Calling Solution
Voxbone - Fully compliant, enterprise-ready voice and SMS on demand. Build local presence on a global scale with elastic SIP trunks and phone numbers. Try for free.
Contus Fly - Contus Fly, an instant messaging solution for real-time mobile chat app development. Build 100% customizable mobile chat . be reachable at any given time.
Twilio - Brings voice and messaging to your web and mobile applications.
SendBird - SendBird is messaging-as-a-service.
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates