Knock
The notification infrastructure for developers.
Overview
Knock is a platform for developers to build and manage product notifications across multiple channels. It includes features like preferences, batching, and workflows. Its workflow and conditions logic acts similarly to feature flags, allowing teams to control who receives notifications and under what conditions, and to roll out new notifications gradually.
✨ Key Features
- Multi-channel Notifications (Email, SMS, Push, Slack)
- Notification Workflows
- User Preferences Management
- Batching and Throttling
- Conditions and Targeting
- Delivery and Engagement Tracking
🎯 Key Differentiators
- Developer-first API for notifications
- Sophisticated workflow and preference management
- Focus on infrastructure rather than just message delivery
Unique Value: Abstracts away the complexity of building and maintaining a scalable notification system, allowing developers to focus on their core product.
🎯 Use Cases (4)
✅ Best For
- Centralized notification infrastructure
💡 Check With Vendor
Verify these considerations match your specific requirements:
- General-purpose application feature flagging (unrelated to notifications)
🏆 Alternatives
Provides more powerful workflow and preference logic than simple notification delivery services, acting as a true infrastructure layer.
💻 Platforms
🔌 Integrations
🛟 Support Options
- ✓ Email Support
- ✓ Live Chat
- ✓ Dedicated Support (Enterprise tier)
🔒 Compliance & Security
💰 Pricing
✓ 14-day free trial
Free tier: 10,000 notifications/month
🔄 Similar Tools in Feature Management
LaunchDarkly
A platform for managing the entire feature lifecycle from concept to value....
Statsig
An integrated platform for feature management, experimentation, and product analytics....
Flagsmith
Manage feature flags and remote config across web, mobile and server-side applications....
Unleash
An open-source feature flag system that gives you full control over your feature management....
Split
A feature management and experimentation platform that connects feature flags to real-time impact da...
Optimizely
A digital experience platform that includes feature flagging, A/B testing, and personalization....