Pusher is a hosted service that makes it easy to add real-time data and functionality to web and mobile applications.
Starting from $0/month
Best deepstream.io Alternatives ranked by AI · updated May 2025
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Open-source real-time data server for web, mobile, and IoT applications.
Price: Free / Paid
🎯 deepstream.io
Top 6 deepstream.io alternatives
Socket.IO enables real-time, bidirectional and event-based communication.
Firebase is a mobile and web application development platform developed by Google. It offers a variety of features including a real-time database,...
Free tier available, pricing varies for higher usage
PubNub is a real-time messaging service that offers a secure and scalable solution for building chat applications, IoT devices, and real-time updates.
Varies based on usage
OneSignal is a customer engagement platform that allows businesses to send push notifications, in-app messages, SMS, and emails to engage with users...
Free to start, Paid plans available
Back4App is a backend as a service platform that offers realtime databases, scalable cloud functions, and more.
Free tier available, pricing starts at $5/month
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