Detailed technical benchmark and comparison between OneSignal API and Pusher API. Analyze pricing structures, verified webhooks, sandbox testing, authentication, and compliance for teams building in Nigeria.
Send push, SMS, email & in-app messages with segmentation
Power live chat, notifications & real-time features via WebSockets
OneSignal API is best for app and web developers needing a full-featured push notification and multi-channel messaging platform with a generous free tier and user segmentation for targeted campaigns.
Pusher API is best for developers building real-time features live chat, notifications, collaborative tools, live dashboards, gaming into web and mobile apps without managing WebSocket infrastructure.
| Highlight | O OneSignal API | P Pusher API |
|---|---|---|
| Authentication | REST API Key | App ID, Key, and Secret (for Channels). Instance ID and Secret Key (for Beams). |
| Rate Limit | Free plan: 10,000 email subscribers free. Push notifications unlimited on free plan. | Free: 200 concurrent connections, 200k messages/day. Paid plans scale. |
| Sandbox Mode | ✗ Not Available | ✗ Not Available |
| Webhooks | Not verified yet | Not verified yet |
| API Services | Mobile Push Notifications (iOS & Android)SMS NotificationsEmail NotificationsIn-App Chat & Messaging | Mobile Push Notifications (iOS & Android)SMS NotificationsEmail NotificationsWebSocket Real-time Delivery |
| Supported Regions |
| Fee Component | O OneSignal API | P Pusher API |
|---|---|---|
| Free Tier / Trial Credits | Free plan:unlimited push notifications |
|
| Rates & Additional Terms |
| Paid from $49/month |
| Feature / Capability | O OneSignal API | P Pusher API |
|---|---|---|
| Mobile Push Notifications (iOS & Android) | ✓ | ✓ |
| SMS Notifications | ✓ | ✓ |
| Email Notifications | ✓ | ✓ |
| Voice / VoIP Calls | ✗ | ✗ |
| In-App Chat & Messaging | ✓ | ✗ |
| WebSocket Real-time Delivery | ✗ | ✓ |
| Recurring Billing / Subscriptions | ✗ | ✓ |
| Delivery & Read Receipts | ✗ | ✗ |
| API Key / Token Authentication | ✓ | ✓ |
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