Free Pubnub Alternatives

    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).

    This page was last updated Feb 16, 2021

      • FreeProprietary
      • Online
      • Android
      • iPhone
      Flexible DataSync is a BAAS with a complete client framework. Developers can build real-time applications and communication services and deploy them easily
      • FreemiumProprietary
      • Online
      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.
      No screenshots yet


    1. 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.
      No screenshots yet
      • FreemiumOpen Source
      • Android
      • iPhone
      • Blackberry
      • Android Tablet
      • Windows Phone
      • iPad
      • Apple Watch
      • Apple TV
      • Android Wear
      Back4App is an open source backend that uses Parse framework and helps developers build scalable and extensible applications at a much more rapid pace.
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      • FreemiumProprietary
      • Mac
      • Windows
      • Linux
      BackendLab is a web app backend builder which allows you to create and web app backend without writing a single line of code. Define your database models with a simple form and apply field validation, authentication and permissions with a few clicks.


      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • Self-Hosted
      • ASP.NET
      • SignalR
      Real Time Entity Framework (EF) and ASP.NET core. Make all of your data real time. Receive updates no matter where the object was created or edited. Uses existing ASP.NET core permissions system.
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      • FreeProprietary
      • Windows
      • Linux
      • IBM Bluemix
      • Self-Hosted
      • Firebase
      • Parse
      • Pusher
      • deployd
      Build real-time web and mobile applications faster and easier.
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    2. Kuzzle is a high performance open source, on premise and cloud agnostic backend for IoT and modern apps featuring CRUD, real-time notifications, authentication, geofencing, a full featured cluster mode and more.
      No screenshots yet
    3. Allows creating real-time web apps with minimal effort using a C# server and Vue.js javascript clients.
      • FreemiumProprietary
      • Mac
      • Windows
      • Linux
      • Android
      • Android Tablet
      • Google Chrome
      • .NET Framework
      • Shopify
      • Safari
      • Joomla
      • WiX.com
      • Wordpress
      • Magento Community Edition
      • Firefox
      • Google Tag Manager
      iZooto is a user engagement and retention tool that leverages web push notifications to help business to drive repeat traffic, leads and sales.
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    Showing 30 of 44 alternatives