| Website | knock.app |
| Category | Notifications |
| License | Proprietary |
| Pricing | Free tier available; paid plans scale by API requests, notifications, and features; enterprise custom. |
Overview
Knock centralizes product notifications with templates, channels, and APIs, helping teams ship personalized alerts without building notification logic.
Pros
- Developer-friendly APIs and webhooks
- Multi-channel support including email, SMS, push, and in-app
- Template and workflow management
- Good observability and notification logs
- Integrates with product data and user preferences
Cons
- Less suited for non-developer teams
- Advanced features can get expensive at scale
- Marketing and campaign capabilities are limited
- Some customization requires code
Verdict
Knock does a strong job unifying notification infrastructure across channels while keeping setup developer-friendly. It is best for product and engineering teams that need reliable, personalized alerts without maintaining their own notification stack. The main trade-off is that marketing-heavy workflows may need additional tools.
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