Realtime Framework Alternatives

Customer engagement platform used by over 1 million developers and marketers; the fastest and most reliable way to send mobile and web push notifications, in-app messages, emails, and SMS.

Open Source freemium $9.0 / Monthly (Plus usage-based costs. (Growth Plan). )

Light SDK for mobile push notifications

Effortlessly create stunning PDFs and screenshots. Seamlessly store them in your own AWS or Google Cloud Storage bucket, putting the control and creativity right at your fingertips.

Visit website freemium €4.99 / Monthly

Personalized Browser Push Notifications for Web and Mobile.

Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality via WebSockets to web and mobile apps.

Open Source

Batch is an intelligent push notifications platform for mobile apps.

SignalR is a server-side software system designed for writing scalable Internet applications, notably web servers.

Engage your mobile and desktop web users with intelligent web push notifications.

Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.

Netmera enables marketers to create, schedule, and segment push notifications.

Re-engage website visitors with push notifications

PubNub is a real-time messaging system for web and mobile apps that can handle API for all platforms and push messages to any device anywhere in the world in a fraction of a second without having to worry about proxies, firewalls or mobile drop-offs.

Serious realtime infrastructure

freemium

Push Notifications for Websites