OneSignal

A customer engagement platform that provides omnichannel messaging including mobile push, web push, email, SMS, and in-app messages, with AI-driven automation to reduce churn and increase retention. It serves marketers and developers at businesses of all sizes, from startups to enterprises, across industries like gaming, fintech, and e-commerce. The platform is delivered as a SaaS with SDKs for easy integration, and offers a free tier with enterprise options.

Key features

• Mobile push notifications
• Web push notifications
• Email messaging
• In-app messaging
• SMS messaging
• RCS messaging
• Live Activities
• OneSignal AI Journeys
• Personalization
• Segmentation
• Analytics
• A/B testing
• Intelligent Delivery
• Localization
• Message Throttling
• In-App Carousel
• In-App Surveys
• Permission Prompts
• API access
• SDKs for multiple platforms