Real-time notifications on your Android, iPhone, iPad, and Desktop

experts paid Free Trial $5.0 / One-off

Single Notification API for Every Channel (SMS, Slack, Whatsapp, Email, SMS, Push, App Inbox)

experts Open Source freemium $99.0 / Monthly

Chat and Voice/Video Chat for React Native, Flutter, Cordova, Web, NativeScript, based on XMPP&WebRTC.

experts freemium $39.0 / Monthly

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.

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

Firebase Cloud Messaging (FCM) is a cross-platform messaging solution that lets you reliably send messages at no cost.

experts

The No-Code Progressive Web App Toolset. Add PWA installation, offline capabilities, caching strategies, push notifications to your web app or website. No code to write.

nominated paid Free Trial $15.0 / Monthly