Knock
by Knock · freemium · Last verified 2026-04-24
Knock is a multi-channel notification infrastructure platform that provides a workflow engine for orchestrating notifications across email, in-app, SMS, push, and Slack from a single API. Its visual workflow builder, preference management, and per-user notification controls make it the standard for complex, user-centric notification systems.
https://knock.app ↗D
D—Poor
Adoption: C+Quality: B+Freshness: ACitations: FEngagement: F
Specifications
- License
- Proprietary
- Pricing
- freemium
- Capabilities
- Integrations
- Use Cases
- API Available
- No
- SDK Languages
- Tags
- multi-channel, notifications, workflow-engine, preferences, in-app
- Added
- 2026-04-24
- Completeness
- 73%
Index Score
34Adoption
50
Quality
70
Freshness
80
Citations
0
Engagement
0