Guide

What Is a Toast Message? Toasts vs. Snackbars, Banners & Push Notifications

Toast messages are fast and lightweight, but when should you reach for a snackbar, banner, or push notification instead? Learn to pick the right in-app pattern.

Top 10 Rules for SMS Messaging

SMS transactional messages have exceptional open rates but just 160 characters to communicate critical information. Whether it's delivery confirmations, security alerts, or payment notifications, these messages must be clear, trustworthy, and actionable. This guide covers 10 essential rules for effective SMS messaging: leading with purpose, ensuring brand clarity, respecting character limits, making actions crystal clear, building trust through proper link hygiene, sharing just enough context, guiding users through security scenarios, mastering timing, providing escape routes, and building unbreakable templates.

How to Embed a Template Designer into Your React Application

Multi-tenant SaaS platforms struggle with giving customers template design control without compromising security. Courier Create solves this with an embeddable React component that provides drag-and-drop editing, variable substitution, and brand customization while maintaining tenant isolation. Learn how companies like Side and Hipages benefit from customer-controlled templates, plus get setup code examples for React 18.2+ integration.

Push Notification Fallbacks: Ensuring Message Delivery with Email, Slack, SMS

Push notifications fail more often than you think - users disable them, uninstall apps, or devices go offline. Smart fallback strategies using email, SMS, and workplace chat (Slack & Microsoft Teams) ensure your critical messages always reach users. Courier's multi-channel routing automatically handles delivery failures, switching between push, email, Slack, Teams, and SMS based on your configuration. Unlike basic notification services, Courier provides intelligent timeout management, provider failover, and robust user preference management.

Top 5 Considerations Before Rolling Out SMS Messages

You've got notifications working. Maybe you're sending emails, or you have push notifications running. Now you're thinking about adding SMS to the mix. SMS can make a real difference when done right, but there are some important things to think through first that'll save you headaches later. This guide covers the 5 most important considerations: smart channel routing, provider flexibility, unified API management, user preference systems, and logging analytics.

Toast Messages and Web Push Notifications: Complete Guide

Complete guide to toast messages and web push notifications for modern user engagement. Learn implementation best practices, platform differences, when to use each notification type, and how Courier's unified notification infrastructure streamlines web push delivery while providing React components for seamless toast integration. Covers timing strategies, visual design standards, and multi-channel routing across email, SMS, and in-app messaging for maximum engagement.

Checklist for Building a Better In-App Notification Center (And How Courier Checks Every Box)

Building a modern notification center requires real-time updates, cross-platform sync, and multi-channel orchestration. Companies like Twilio chose Courier instead of building in-house. This complete checklist covers 7 essential requirements: WebSocket delivery, state sync between web and mobile, email/SMS/push orchestration, audit logging, native SDKs, preference management, and automatic failover. Learn how to implement everything in under an hour vs 6 months of custom development.

Video Tutorial: Getting Started with the New Courier Inbox for React

See how easy it is to add real-time in-app notifications to your React app with the new Courier Inbox for Web. Watch the demo and start building in minutes.

Top 7 Push Notification Providers in 2025

Push notifications drive real-time engagement, but managing multiple providers creates integration complexity. Courier is provider-agnostic orchestration layer for Push, Email, SMS, In-App, and Chat. We evaluated 7 top push services—FCM for universal coverage, APNS for iOS reliability, MagicBell for in-app centers, plus Airship, Pusher Beams, Expo, and AWS SNS. Most apps need multiple providers like FCM + APNS + MagicBell. Instead of custom integrations, use notification orchestration for automatic failover and unified management across email, SMS, and chat channels.