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Knock vs OneSignal(2026)

Knock is better for teams that need all notification channels in one. OneSignal is the stronger choice if generous free tier (unlimited push). Knock is freemium (from $0 (10,000 notifications/month free)) and OneSignal is freemium (from $9/month).

Full feature breakdown, pricing details, and pros & cons below.

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Knock logo

Knock

freemium

Knock provides a notification system with multi-channel delivery (email, push, SMS, in-app) and workflow orchestration.

Starting at $0 (10,000 notifications/month free)

Visit Knock
OneSignal logo

OneSignal

freemium

OneSignal is a multi-channel messaging platform for push notifications, in-app messages, email, and SMS.

Starting at $9/month

Visit OneSignal

How Do Knock and OneSignal Compare on Features?

FeatureKnockOneSignal
Pricing modelfreemiumfreemium
Starting price$0 (10,000 notifications/month free)$9/month
Multi-channel (email, SMS, push, in-app)
Notification templates
Workflow builder
Notification preferences
Batching and digests
Push notifications
In-app messages
Email
SMS
A/B testing
Audience segmentation

Knock Pros and Cons vs OneSignal

K

Knock

+All notification channels in one
+Workflow orchestration
+User preference management
+Free tier is generous
Newer platform
Not for bulk marketing email
Smaller community
O

OneSignal

+Generous free tier (unlimited push)
+Easy mobile SDK integration
+Good segmentation
+Wide platform support
Not developer-API-first
Privacy concerns raised by some
Limited workflow complexity vs Knock

Should You Use Knock or OneSignal?

Choose Knock if…

  • All notification channels in one
  • Workflow orchestration
  • User preference management

Choose OneSignal if…

  • Generous free tier (unlimited push)
  • Easy mobile SDK integration
  • Good segmentation

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