Courier
Customer messaging and notification orchestration platform
About Courier
Courier is a unified notification orchestration platform that enables product and engineering teams to send customer messages across email, SMS, push, Slack, Microsoft Teams, and in-app channels from a single API. It combines visual template design, multi-step journey automation, and an embedded inbox component, eliminating the need to build custom notification infrastructure.
Pros & Cons
Pros
- Unified multi-channel platform reduces integration complexity and vendor management
- Generous free tier with 10,000 monthly notifications
- Extensive third-party provider integrations cover most notification channels
- Visual design studio and journey builder accessible to non-developers
- Drop-in inbox component eliminates custom notification UI development
Cons
- Per-notification pricing can scale quickly with high-volume usage
- Free tier capped at 10,000 monthly notifications
- Enterprise pricing requires custom consultation
Key Features
Multi-Channel Delivery
Send notifications via email, SMS, push, Slack, Teams, and in-app with intelligent fallback routing
Visual Design Studio
Drag-and-drop template builder for crafting message templates across channels
Journey Builder
Create lifecycle and behavior-triggered notification workflows
In-App Inbox
Real-time embedded inbox component with cross-device synchronization
50+ Provider Integrations
Connect with SendGrid, Twilio, Firebase, Slack, and many more providers
User Preferences
Built-in preference management and consent controls for recipients
Drop-In UI Components
Pre-built components for React, JavaScript, iOS, Android, and Flutter
Delivery Analytics
Complete delivery observability with tracking and analytics dashboards
Pricing
- 10,000 monthly notifications
- SSO (Google/GitHub)
- Email support
- 30-day log retention
- Unlimited notifications
- Click tracking
- Custom analytics
- Advanced routing
- Volume discounts
- Dedicated Solutions Architect
- HIPAA & SOC 2 compliance
- Multi-tenant management
Best For
Product Notifications
Orchestrate user onboarding, transactional, and lifecycle notifications across channels
Multi-Channel Alerts
Send critical alerts with automatic fallback from push to SMS to email
In-App Messaging
Embed a notification inbox in your app with cross-device sync
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