OneSignal

Customer messaging for mobile and web

EstablishedOpen SourceLow lock-in
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Pricing

Free tier

Hybrid

Adoption

→Stable

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is OneSignal?

OneSignal is a customer messaging platform for push notifications, email, SMS, and in-app messages. Used by over a million developers for user engagement and retention.

Key differentiator

“Customer messaging for mobile and web”

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Fit analysis

Who is it for?

✓ Best for

Mobile and web apps needing push notifications and multi-channel messaging at scale

Cost structure

Pricing

Free Tier

Available

Starts at

Freemium

Model

Hybrid

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Alternatives

Novu

Works well with

AngularReact

Next step

Get Started with OneSignal

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →