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Pusher

Pusher provides real-time messaging APIs for web and mobile applications with simple integration and scalable infrastructure. · Pusher · Messaging

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Overview

Pusher offers a simple and scalable way to add real-time messaging and notifications to your applications, with a generous free tier for low-traffic use.

Good fit

Use Pusher when you need to add real-time messaging or notifications to web or mobile apps with minimal setup.

  • real-time features
  • prototyping
  • low-traffic apps

Not a fit

Avoid if you need guaranteed message delivery, private channels on the free tier, or require on-premise hosting.

  • strict SLAs
  • private channels on free tier
  • high concurrency needs
Quickstart · 5 steps
  1. Sign up for a free Pusher account.
  2. Create a new app in the Pusher dashboard.
  3. Copy your app credentials (App ID, Key, Secret, Cluster).
  4. Install the Pusher SDK in your project.
  5. Initialize the SDK with your credentials and start sending/receiving events.

Other free messaging options

Brevo
Brevo · Messaging
300 emails/day · Store up to 100,000 contacts · 2,000 unique contacts can enter active automations
Billing risk: None
No card
MailerLite
MailerLite · Messaging
250 subscribers · 2,500 emails/month · 2 user seats
Billing risk: None
No card
Mailjet
Mailjet · Messaging
200 emails/day · 6,000 emails/month · Basic analytics
Billing risk: None
No card
Postmark
Postmark · Messaging
100 emails/month · No overages allowed
Billing risk: None
No card