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Head-to-head · Push Notification Software

OneSignal vs Firebase Cloud Messaging

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score OneSignal #1 in Push Notification Software 9.4/10 Free plan Free plan✓ 0 of 6 features Visit OneSignal
Firebase Cloud Messaging #4 in Push Notification Software 8.8/10 Free plan Free plan✓ 4 of 6 features Visit Firebase

OneSignal leads on 0 checks, Firebase Cloud Messaging on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOneSignal · 9.4/10
  • Free planboth
  • Most featuresFirebase Cloud Messaging · 4 of 6

OneSignal scores higher on our rubric for push notification software: 9.4 against 8.8 out of 10; our editors rank them #1 and #4.

OneSignal is the better fit for teams wanting broad push and engagement features. Firebase Cloud Messaging is the better fit for developers needing free cross-platform push delivery.

  • OneSignal fits best

    Teams wanting broad push and engagement features

  • Firebase Cloud Messaging fits best

    Developers needing free cross-platform push delivery

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Side by side

Feature OneSignal 9.4/10 Visit ↗ Firebase Cloud Messaging 8.8/10 Visit ↗
At a glance
Editor score 9.4 8.8
Ranking #1 in Push Notification Software #4 in Push Notification Software
Best for Teams wanting broad push and engagement features Developers needing free cross-platform push delivery
Pricing model Free plan + paid Free
Starting price $19/mo Free
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Mobile, Browser extension Cloud, Mobile, Browser extension
Platforms Web, Windows, macOS, iOS, Android, Chrome extension Web, iOS, Android
Support Email, Live chat, Docs · 24/7 Tickets, Community, Docs
Compliance SOC 2, ISO 27001, GDPR, HIPAA, 2FA GDPR
Integrations 30+ integrations 5 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features OneSignal 0/6 · Firebase Cloud Messaging 4/6
Web push Not checked yet ✓ (best)
Mobile push Not checked yet ✓ (best)
Desktop push Not checked yet Not checked yet
Audience segmentation Not checked yet ✓ (best)
Automation workflows Not checked yet Not checked yet
API access Not checked yet ✓ (best)
Specs
Subscriber limit Not checked yet Not checked yet
Our review
Pros
  • Covers mobile, web, email, SMS/RCS, in-app messaging, and Live Activities
  • Visual Journeys support behavioral triggers, segmentation, and personalization
  • Includes A/B testing, analytics, exports, and integrations with major data tools
  • Supports web, iOS, and Android apps
  • Includes APIs, segmentation, scheduling, and A/B testing
  • Connects with Google Analytics and Firebase services
Cons
  • Growth pricing adds usage-based charges beyond the monthly platform fee
  • Professional and Enterprise plans use custom annual pricing
  • Free includes up to 1,000 monthly active mobile users and 3 active Journeys
  • Broader Firebase services can incur charges under the Blaze plan
  • Requires developer implementation through SDKs or APIs
  • Focuses on push delivery rather than broader workflow automation
Our verdict

OneSignal is a cloud-based customer engagement platform for app developers, marketers, and businesses. It combines mobile push notifications with in-app messaging, email, SMS/RCS, web push, Live Activities, audience segmentation,…

Read the review →

Firebase Cloud Messaging (FCM) is a cloud messaging service for delivering notification and data messages to web, iOS, and Android applications. It is aimed at developers building engagement, synchronization, and re-engagement…

Read the review →
  1. OneSignalPush Notification Software 9.4Free plan
  2. Firebase Cloud MessagingPush Notification Software 8.8Free plan

Strengths and trade-offs

  • OneSignal — where it wins

    • Covers mobile, web, email, SMS/RCS, in-app messaging, and Live Activities
    • Visual Journeys support behavioral triggers, segmentation, and personalization
    • Includes A/B testing, analytics, exports, and integrations with major data tools

    Where it doesn't

    • Growth pricing adds usage-based charges beyond the monthly platform fee
    • Professional and Enterprise plans use custom annual pricing
    • Free includes up to 1,000 monthly active mobile users and 3 active Journeys

  • Firebase Cloud Messaging — where it wins

    • Supports web, iOS, and Android apps
    • Includes APIs, segmentation, scheduling, and A/B testing
    • Connects with Google Analytics and Firebase services

    Where it doesn't

    • Broader Firebase services can incur charges under the Blaze plan
    • Requires developer implementation through SDKs or APIs
    • Focuses on push delivery rather than broader workflow automation

More comparisons

All push notification software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update