
About OneSignal
OneSignal is a messaging platform for sending push notifications, emails, SMS and in-app messages to app and web users. Many app publishers use it, according to the site.
What it does
Teams build campaigns and journeys, segment users and track results from one dashboard. The platform supports mobile push, web push, email, in-app messages, SMS and Live Activities. Developers can use an API and SDKs to send messages from their own systems. Analytics and events help teams see which messages lead to the actions they care about.
Key features
- Mobile and web push notifications
- Email and SMS messaging
- In-app messages and Live Activities
- Journeys and audience segments
- API and SDKs for developers
Who it's for
OneSignal suits mobile app teams, marketing teams and product teams that want to reach users across several channels. The site lists gaming, news and media, e-commerce, mobile apps and fintech among its target industries.
Pricing and good to know
OneSignal offers a free plan, and paid plans are listed on its pricing page. Check the current tiers before you scale, because costs depend on the size of your audience and message volume. Set up consent and opt-out handling early, since push permission is controlled by each user's device and browser.
Highlights
- Send mobile and web push notifications
- Reach users by email, SMS and in-app messages
- Build journeys and audience segments
- Send messages from your own systems with the API












