![In app engage all your users while theyre active](https://media-cms.onesignal.com/cms/_800xAUTO_crop_center-center_none/in-app-engage-all-your-users-while-theyre-active.png)
Engage all your users while they're active
Onboard users, explain new functionality, send offers, and more! Leverage OneSignal’s powerful targeting to personalize messaging to defined segments or trigger messages based on user behavior.
Reach all of your users — even those who haven’t subscribed to push will get your updates.
From our State of Customer Engagement report, apps that send in-app messages report longer average session durations.