Courier vs Knock: Which is Better in 2026?
Choosing between Courier and Knock? Both are popular notifications & realtime tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.
Quick verdict
Both Courier and Knock are strong notifications & realtime choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.
Courier vs Knock — Side by Side
| Courier | Knock | |
|---|---|---|
| Category | Notifications & Realtime | Notifications & Realtime |
| Pricing | Free | Free · paid from $250/mo |
| Starting price | Free tier available | Free tier available |
| Free tier | ||
| Rating | 4.4 | 4.6 |
| Best for | Notifications & Realtime — multi-channel, templates | Notifications & Realtime — in-app-feed, multi-channel |
Pros & Cons
- Visual template studio across all channels
- Automatic channel fallback routing
- Pay exactly for what you send
- Very generous free tier
- No flat tier makes budgeting harder
- Per-send cost is high at volume
- No self-hosted option
- Best-in-class batching and digests
- Preference centre handles the hard cases
- Workflow editor non-engineers can use
- Unlimited team members on every tier
- $0 to $250 is a very big step
- No self-hosted option
- Message overages add up quickly
Key Features Compared
Courier
- Unlimited sends
- Advanced routing and fallback
- Usage-based, no flat fee
Knock
- 50,000 messages / month
- 2,500 guide active users
- $0.005 per extra message
Choose Courier if…
- You want a free tier to validate before paying.
- Visual template studio across all channels
- Automatic channel fallback routing
- Pay exactly for what you send
Choose Knock if…
- You want a free tier to validate before paying.
- Best-in-class batching and digests
- Preference centre handles the hard cases
- Workflow editor non-engineers can use
Frequently Asked Questions
Is Courier better than Knock?⌄
Both Courier and Knock are strong notifications & realtime choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.
What is the difference between Courier and Knock?⌄
Courier — Notification API and template studio that routes one send across email, SMS, push and chat, priced per send. Knock — Notification infrastructure as a service: cross-channel workflows, batching, user preferences and an in-app feed, without running any of it. Both are notifications & realtime tools; the comparison table above breaks down pricing, free tiers, and what each is best for.
Courier vs Knock: which is cheaper?⌄
Courier pricing: Free. Knock pricing: Free · paid from $250/mo. Confirm current pricing on each tool's official site, as plans change.
Which is rated higher, Courier or Knock?⌄
In our catalog, Courier rates 4.4 out of 5 and Knock rates 4.6 out of 5, so Knock has a slight edge on reviews.
See more options in our guide to the best notifications & realtime tools for startups.
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