The best free alternative to Pubnub is Firebase. If that doesn't suit you, our users have ranked more than 50 alternatives to Pubnub and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Pubnub are GUN (Free, Open Source), MongooseIM platform (Free, Open Source), OneSignal (Freemium) and deepstream.io (Free, Open Source).
moBack is an enterprise-ready mobile backend platform that combines an array of services for rapid development and deployment of applications over your infrastructure of choice at Web-scale, while providing best-in-class security, scalability, and enterprise-wide visibility.
Ably’s APIs provide developers with the infrastructure to power realtime functionality at any scale. Instead of building and operating infrastructure, engineers can focus on shipping the features and functionality that matter to their customers.
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