Kyle Seyler
August 14, 2025

Table of contents
TL;DR
Why Do I Need Push Notification Infrastructure?
Provider Comparison Table
1. Courier
2. Firebase Cloud Messaging: Universal Free Infrastructure
3. Apple Push Notification Service: Native iOS Excellence
4. MagicBell: Real-Time In-App Notification Centers
5. Airship: Enterprise Omnichannel Platform
6. Expo: React Native Simplified
7. AWS SNS: AWS Ecosystem Integration
Orchestrating Multiple Providers with Courier
Token Lifecycle Management
Implementation Best Practices
Choosing Your Push Strategy
The Bottom Line
Push notifications drive real-time engagement in modern applications. That order update, payment confirmation, or security alert needs to reach users instantly on their mobile devices. But managing multiple push providers while coordinating with email, SMS, and chat channels creates complex integration challenges. Choosing the right combination of push services has become critical for delivering reliable, multi-channel notifications.
We evaluated seven push notification solutions that integrate seamlessly with Courier's notification platform. Whether you're building a React Native app, scaling an enterprise system, or need provider flexibility, this guide will help you find the right solution. You can also explore every push provider we support in Courier's integrations catalog.
Choosing the right push notification service in 2025 depends on your platform requirements:
The reality: Most applications need multiple providers like FCM for Android, APNS for iOS, and MagicBell for in-app notifications. Instead of managing each separately, Courier provides a provider-agnostic notification orchestration layer to hot-swap providers or setup automatic failover.
The bottom line: Select providers that match your platform needs, but use notification orchestration to avoid building custom integration logic for each provider and channel.
Native push implementations through APNS and FCM require managing device tokens, certificates, and platform-specific payloads. Modern applications need more than basic push delivery. They require coordinated multi-channel strategies, user preference management, and reliable failover when providers experience issues.
With Apple's recent APNS security updates, push notifications require updated server certificates. However, Courier customers are automatically up-to-date with latest certificate management and security protocols. This proactive approach to infrastructure management illustrates why orchestration layers provide value beyond simple API abstraction.
Teams are discovering that notification orchestration provides the flexibility to switch providers without code changes, route notifications intelligently across channels, and maintain consistent delivery even during provider outages.
| Provider | Best For | Platforms | Key Features | Starting Price |
|---|---|---|---|---|
| Courier | Provider agnostic orchestration | Android, iOS, Web | Intelligent Routing, Failover, Token Lifecycle Management | 10,000 free sends/month |
| FCM | Universal free solution | Android, iOS, Web | Google infrastructure, Rich media, Firebase integration | Free |
| APNS | iOS-first applications | iOS, macOS, Safari | Native Apple integration, Silent notifications, Rich content | Free |
| MagicBell | In-app notifications | Web, Mobile SDKs | Notification center, Real-time updates, Category filtering | Free (100 MAU) |
| Airship | Enterprise omnichannel | All platforms | Automation, Personalization, Multi-channel | Custom pricing |
| Expo | React Native apps | iOS, Android | Zero native code, Unified API, Automatic token management | Free |
| AWS SNS | AWS ecosystems | All platforms | Topic publishing, High throughput, AWS integration | $0.50/million |
Best for: Provider-agnostic, orchestration layer between your application and multi-channel notifications.
The Courier platform provides three core capabilities that transform notification management. First, provider abstraction lets you switch between Expo, APNS, FCM, or any other provider without changing code. Second, intelligent routing automatically fails over to backup providers when primary services experience issues. Third, unified workflows enable visual design of complex notification sequences that span email, SMS, push, Slack, and Microsoft Teams from a single interface.
For engineering teams, this means writing fewer lines of code and shipping faster. For product teams, it means iterating on notification strategies without developer dependencies. For businesses, it means reliable delivery regardless of individual provider outages.
Note: Discover how Hipages simplified their messaging by consolidating scattered PHP scripts into one unified notification platform.
Best for: Applications needing cross-platform push without per-message costs
FCM provides Google's infrastructure for free, making it the default choice for Android push and a viable option for iOS and web. The service handles billions of messages daily with automatic scaling and no usage fees. Courier's FCM integration supports automatic formatting for both Android and iOS, ensuring optimal delivery across platforms.
The platform excels at handling both notification messages (displayed automatically) and data messages (processed by your app). This flexibility enables background updates, silent notifications, and custom notification handling. With Courier, you can configure FCM to automatically format messages for Android's notification channels and iOS's rich notifications.
FCM's topic messaging allows broadcasting to user segments without managing individual tokens. Combined with Firebase Analytics, you can trigger notifications based on user events and behavior patterns. When integrated through Courier, these capabilities extend across all your notification channels, not just push.
Best for: iOS-focused applications requiring native Apple ecosystem integration
APNS provides direct access to Apple's push infrastructure with guaranteed delivery to iOS devices. The service supports rich notifications with images, custom actions, and notification extensions. Courier's APNS integration handles certificate management and token synchronization automatically through mobile SDKs.
The platform enables critical iOS features like silent background updates, provisional authorization, and notification grouping. These capabilities allow sophisticated notification experiences that feel native to the iOS platform. With Courier's SDKs, APNS tokens are automatically synced and managed without manual intervention.
APNS's reliability comes from Apple's infrastructure, which prioritizes notification delivery based on device conditions and user settings. The service intelligently manages delivery timing to optimize battery life while ensuring time-sensitive notifications arrive immediately.
| Mobile SDK | Token Management | Tracking |
|---|---|---|
| iOS | Automatic | Automatic |
| React Native | Automatic | Automatic |
| Flutter | Automatic | Automatic |
Best for: Applications needing embedded notification centers with real-time updates
MagicBell specializes in creating notification experiences within your application rather than traditional push notifications. The service provides embeddable notification centers that update in real-time, keeping users informed without leaving your app. Courier's integration enables MagicBell to work alongside traditional push providers for comprehensive coverage.
The platform's strength lies in its pre-built UI components that integrate seamlessly into web and mobile applications. These components handle notification rendering, real-time updates, and read/unread states automatically. Teams can customize the appearance to match their brand while maintaining consistent functionality across platforms.
MagicBell's category system allows organizing notifications by type, making it easy for users to find relevant information. Action URLs enable deep linking directly from notifications to specific application screens. This approach keeps users engaged within your application rather than relying on external push notifications.
Best for: Large enterprises requiring sophisticated automation and personalization
Airship provides enterprise-grade infrastructure for companies sending billions of notifications. The platform's predictive AI optimizes send times and channel selection for maximum engagement. Courier's integration allows Airship's capabilities to work alongside other providers in a unified system.
The service excels at orchestrating customer journeys across push, email, SMS, and in-app channels. Automation workflows can trigger based on user actions, creating sophisticated re-engagement campaigns. These workflows complement Courier's automation features for complete notification orchestration.
Airship's real-time data streaming enables instant personalization based on user context. Location-based notifications, predictive analytics, and machine learning models help deliver relevant messages at optimal moments.
Best for: React Native developers wanting zero native code configuration
Expo eliminates the complexity of native push configuration for React Native applications. The service handles certificates, tokens, and platform differences automatically. Courier's integration allows Expo notifications to coordinate with other channels in your notification strategy.
The platform's unified API works identically for iOS and Android, removing platform-specific code. Developers write once and deploy everywhere without touching native configuration files. This simplification accelerates development while maintaining professional notification capabilities.
Expo's infrastructure manages the complexity of APNS and FCM behind a simple interface. The service handles token registration, certificate management, and delivery optimization automatically.
Best for: AWS-based applications needing scalable, cost-effective push
AWS SNS provides push notifications within the AWS ecosystem at competitive prices. The service scales automatically and integrates naturally with Lambda, DynamoDB, and other AWS services. Courier's AWS SNS integration supports push, SMS, and email delivery through a unified interface.
Topic-based publishing enables efficient broadcasting to subscriber groups. Applications can create topics for different notification types and let users subscribe based on preferences. This model works well with Courier's preference management for user-controlled notifications.
SNS's reliability comes from AWS's global infrastructure with built-in redundancy and failover. The service handles millions of messages with consistent performance and detailed CloudWatch metrics for monitoring.
| Volume | SNS Cost | Typical Provider |
|---|---|---|
| First 1M | Free | $0-99 |
| Next 1M | $0.50 | $99-199 |
| Per 1M after | $0.50 | $199+ |
While each push provider has strengths, modern applications need more than single-provider solutions. You might want FCM for Android, APNS for iOS, and MagicBell for in-app notifications. This multi-provider approach ensures optimal delivery but creates integration complexity.
Courier provides a unified API layer that orchestrates multiple push providers alongside email, SMS, and chat channels. Key orchestration benefits include:
Configure primary and fallback providers for automatic failover. If FCM experiences issues, automatically route through backup providers without code changes.
Design complex notification flows without code. Add delays, conditions, and multi-channel sequences through an intuitive interface.
Let users control notification settings across all channels from a single preference center. Respect channel preferences, quiet hours, and frequency limits automatically.
Prevent notification fatigue with intelligent batching that groups related events. Throttle notifications to maintain engagement without overwhelming users.
One of the biggest challenges in push notifications is managing token lifecycles across providers. Tokens expire, users reinstall apps, and devices change. Here's how different approaches handle token management:
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These principles ensure successful push notification implementation:
Manage tokens properly: Implement token refresh logic and handle expiration gracefully.
Respect user preferences: Always provide opt-out options and respect notification settings.
Handle failures gracefully: Implement retry logic with exponential backoff for temporary failures.
Monitor delivery metrics: Track delivery rates, open rates, and user engagement continuously.
Test across platforms: Verify notifications work correctly on all target devices and OS versions.
Secure your credentials: Use environment variables and never commit keys to version control.
The best push notification strategy combines the right providers with intelligent orchestration. Consider these factors:
Push notifications in 2025 require more than basic delivery. Users expect timely, relevant notifications that respect their preferences across all channels. While FCM provides free infrastructure and APNS enables iOS delivery, most applications benefit from additional providers for in-app notification centers, analytics, or enterprise features.
The key insight: Don't build custom integration logic for each provider. Whether you choose MagicBell for in-app experiences, Expo for simplicity, or AWS SNS for scale, use notification orchestration to manage providers efficiently. Courier's platform provides the abstraction layer that makes multi-provider strategies practical, with automatic failover ensuring your critical notifications always reach users.
Focus on selecting providers that match your platform requirements and user needs. Let orchestration handle the complexity of coordinating across providers and channels. Your users will experience reliable, timely notifications while you maintain flexibility to adapt your provider strategy as requirements evolve.
Ready to orchestrate your push notifications? Send your first notification or explore our documentation to see how Courier simplifies multi-channel notification delivery.

Notification Observability: How to Monitor Delivery, Engagement, and Provider Health
Notification observability is the practice of monitoring notification delivery, engagement, and provider health using the same tools and discipline you apply to the rest of your application infrastructure. It means tracking whether messages are delivered, opened, and acted on across email, SMS, push, and in-app channels, then surfacing that data in dashboards alongside your other application metrics. Key metrics include delivery rate by channel, bounce and failure rates, provider latency, open rate trends, and click-through rates by template. Teams can build notification observability through DIY webhook handlers that pipe provider events to Datadog or Prometheus, log aggregation from application send logs, or notification platforms with built-in observability integrations. This matters most for multi-channel systems, business-critical notifications like password resets and payment confirmations, and teams using multiple providers with fallback routing.
By Kyle Seyler
January 15, 2026

Multichannel Notification Template Management: Version Control, Migration, and Cross-Channel Previews
AI agents are reshaping how products communicate with users. By 2026, 40% of enterprise applications will embed agents that need to send notifications across email, SMS, push, Slack, Teams, and in-app channels autonomously. Managing templates across all these channels with Git-based workflows doesn't scale. This guide covers how teams handle version control and rollback for multichannel templates, which platforms enable designer collaboration without deploys, whether Figma design systems can connect to notification builders, how to migrate templates using APIs and MCP-assisted workflows, how to preview messages across channels side-by-side, open-source options that integrate with SendGrid, Twilio, Firebase, and Slack, and how to localize content from one dashboard. Platforms covered include Courier, Novu, Knock, SuprSend, Dyspatch, Email Love, and React Email, with honest assessments of limitations for each.
By Kyle Seyler
January 14, 2026

Top 8 Transactional Email Solutions for Developers in 2026
Transactional emails are the messages your users are waiting for: password resets, order confirmations, shipping updates, and two-factor codes. Unlike marketing emails, they're triggered by user actions and need to arrive fast. With Gmail, Yahoo, and Microsoft now enforcing strict authentication requirements (DMARC, SPF, DKIM), choosing the right transactional email provider matters more than ever. Non-compliant emails face permanent rejection. This guide compares 8 solutions for 2026: Courier for multi-channel orchestration across email, SMS, push, and Slack. SendGrid for scale and analytics. Postmark for speed (under 2 seconds average delivery). Resend for React/Next.js teams. Amazon SES for cost-conscious AWS shops. Plus Mailgun, Mailtrap, and SMTP2GO. We cover pricing, deliverability, developer experience, and when each provider makes sense. If you're building a product where notifications will eventually span multiple channels, start with Courier. If you genuinely only need email, we break down the tradeoffs.
By Kyle Seyler
January 12, 2026
© 2026 Courier. All rights reserved.
// Token refresh handling patternconst handleTokenRefresh = async (newToken, userId) => {// Update user profile with new tokenawait courier.profiles.replace(userId, {firebase_fcm: { token: newToken },// Tokens automatically expire after inactivitytoken_updated_at: new Date().toISOString()});// Courier automatically manages token rotation// across providers when sending notifications};// Multiple device token managementconst addDeviceToken = async (userId, platform, token) => {const profile = await courier.profiles.get(userId);// Manage multiple tokens per userconst tokens = profile[platform]?.tokens || [];if (!tokens.includes(token)) {tokens.push(token);await courier.profiles.replace(userId, {...profile,[platform]: { tokens }});}};