OneSignal
by OneSignal
Free push notification service for web and mobile apps with segmentation
Score
Score
Our verdict
OneSignal is the most popular push notification service with a generous free tier, supporting web push, mobile push, email, SMS, and in-app messaging.
Overview
Screenshot
Score breakdown
Overall score
Scores are editorial assessments by the Compare Best AI team on a 0–10 scale.
Expert review
CBAI Editorial Team
Compare Best AI · Editorial Team
OneSignal is the leading push notification platform used by 1M+ apps and websites. The free tier supports unlimited web push subscribers and up to 10,000 mobile subscribers — significantly more generous than alternatives.
How we tested
Days tested
30 days
Tasks evaluated
- ·Web push setup
- ·Mobile push
- ·Segmentation
- ·Email integration
- ·API testing
Method
Compared against Firebase and Pushover
Reviewer
CBAI Editorial Team
Plans & pricing
Free
Individuals and orgs just starting messaging
- All channels
- Basic automation and analytics
- OneSignal AI and MCP
- Basic personalization
- Email: 10,000 sends/month
- Unlimited mobile push for up to 1,000 MAU
- Web push: max 10,000 subscribers per send
Growth
Small teams optimizing growth
- Platform fee starts at $19/mo plus channel usage
- Increased automation
- More integrations
- Prioritized support
- Better analytics and personalization
- Email: 20,000 free sends/month then $1.50/1,000
- Mobile push: $0.012 per MAU
- Web push: $0.004 per subscriber
Professional
Growing businesses needing advanced marketing analytics
- Everything in Growth
- Advanced marketing and analytics
- All integrations
- Advanced experiments
- Advanced permission management
- Annual contract with volume discounts
Enterprise
Organizations operating advanced campaigns at scale
- Everything in Professional
- Unlimited personalization
- Extended reporting history
- Security and compliance packages
- Custom SLA
Pricing may vary by region. Always verify on the vendor's website.
Feature comparison
| Feature | OneSignal | Firebase | Pusher |
|---|---|---|---|
| Unlimited free web push |
Is it right for you?
Good fit for
Push notifications
Most popular platform with generous free tier
Multi-channel
Web, mobile, email, SMS, and in-app in one
Less suited for
Enterprise SLA
Limited support on free/growth plans
Complex analytics
Dedicated analytics tools offer more depth
User reviews
Editorial score
Distribution is estimated from our editorial score. Verified user reviews coming soon.
Use cases
Typical ways teams rely on this tool — from everyday tasks to specialized workflows.
- Push notifications
- Web push
- Mobile push
- SMS
- In-app messaging
Integrations
Reported connectors
Apps and services commonly connected out of the box or via official connectors.
- iOS
- Android
- Web
- React Native
- Flutter
- Unity
- Segment
- Zapier
- REST API
Privacy & compliance
Security & data practices
Highlights we track from the vendor's documentation. Always confirm current terms, subprocessors, and regional policies on their official site.
- GDPR-ready
- SSO/SAML
Details
Category
Price
- Free $0/mo
- Growth from $19/mo
- Professional custom (annual)
- Enterprise custom (annual)
Free version
Best for
- Push notifications at scale
- Lifecycle messaging
- Cross-channel customer engagement
Frequently asked questions
OneSignal
Niche / Other
Ready to get started?
Visit the OneSignal website to explore plans and start your free trial.
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