Knock vs Pusher Channels: Which is Better in 2026?
Choosing between Knock and Pusher Channels? 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 are solid notifications & realtime options. Pusher Channels is cheaper to start, but the right choice depends on the specific features and integrations you need. In our catalog, Knock rates slightly higher (4.6 vs 4.3 out of 5).
Knock vs Pusher Channels — Side by Side
| Knock | Pusher Channels | |
|---|---|---|
| Category | Notifications & Realtime | Notifications & Realtime |
| Pricing | Free · paid from $250/mo | Free · paid from $49/mo |
| Starting price | Free tier available | Free tier available |
| Free tier | ||
| Rating | 4.6 | 4.3 |
| Best for | Notifications & Realtime — in-app-feed, multi-channel | Notifications & Realtime — realtime, websockets |
Pros & Cons
- 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
- Working realtime in minutes
- Predictable flat tiers
- Mature SDKs for every platform
- Presence channels built in
- Transport only — no notification logic
- Connection limits bite before message limits
- Pricing climbs steeply with concurrency
Key Features Compared
Knock
- 50,000 messages / month
- 2,500 guide active users
- $0.005 per extra message
Pusher Channels
- 1M messages / day
- 500 concurrent connections
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
Choose Pusher Channels if…
- You want a free tier to validate before paying.
- Budget is tight — paid plans start lower ($49/mo vs $250/mo).
- Working realtime in minutes
- Predictable flat tiers
Frequently Asked Questions
Is Knock better than Pusher Channels?⌄
Both are solid notifications & realtime options. Pusher Channels is cheaper to start, but the right choice depends on the specific features and integrations you need. In our catalog, Knock rates slightly higher (4.6 vs 4.3 out of 5).
What is the difference between Knock and Pusher Channels?⌄
Knock — Notification infrastructure as a service: cross-channel workflows, batching, user preferences and an in-app feed, without running any of it. Pusher Channels — Hosted WebSocket pub/sub for realtime features — live updates, presence and in-app alerts — priced by connections and daily messages. Both are notifications & realtime tools; the comparison table above breaks down pricing, free tiers, and what each is best for.
Knock vs Pusher Channels: which is cheaper?⌄
Knock pricing: Free · paid from $250/mo. Pusher Channels pricing: Free · paid from $49/mo. Confirm current pricing on each tool's official site, as plans change.
Which is rated higher, Knock or Pusher Channels?⌄
In our catalog, Knock rates 4.6 out of 5 and Pusher Channels rates 4.3 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.
Still not sure which to pick?
Get a free, AI-powered tech stack — including the best notifications & realtime pick for your budget and team — in 60 seconds.
Build my stack free