OneSignal vs Reteno

OneSignal is a messaging platform for reaching audiences through mobile and web push, email, in-app messaging, RCS, SMS and Live Activities. It also provides audience segmentation, automation, analytics and a visual journey builder. SDKs are available for Android, iOS, Flutter, React Native, Expo and Unity, and the service connects with analytics tools, customer data platforms, warehouses and CRMs. An API is included, with unlimited message-delivery API send access across plans. The Free plan costs $0 per month and includes all channels, basic automation and analytics, AI and MCP, and basic personalization. It includes 20,000 free email sends monthly; additional sends cost $1.50 per 1,000. Growth starts at $19 per month, plus usage fees, and is billed month-to-month. Professional and Enterprise use annual contracts with custom pricing. Growth customers can change plans or downgrade to Free at any time without penalty. OneSignal is available on web, Windows, macOS, iOS and Android.

Reteno is an AI messaging platform designed for mobile app retention, using user events to trigger campaigns. It supports mobile push, email, in-app messages, App Inbox, web push, SMS and messengers, with automated workflows and customer journeys. Teams can build unlimited segments from contact data and complex conditions. Reteno describes AI recommendations that predict individual needs and personalize content across channels; its AI agents can manage contacts, segments, events, workflows and reports through Slack, Claude Cowork or OpenAI Codex. Data integrations include Google Sheets, BigQuery and HTTP request sources, and SDKs are listed for iOS, Android, React Native, Flutter, Unity, Cordova and Ionic. The free Startup plan costs nothing and includes unlimited mobile pushes, 1,000 sends in each channel per month and 20,000 workflow launches monthly. Growth costs $30 a month for up to 10,000 user profiles. Reteno says it is designed for mobile applications and recommends Yespo CDP for businesses without an app.