AudienceUnderstanding your users, subscriptions, segmentation and more. Suggest Edits Aliases & External IDAdd your custom User IDs and Aliases within OneSignal. Delete Users & SubscriptionsHow to bulk delete users. Preference CenterSetup a preference center in your app or website using OneSignal's APIs. SegmentsCohorts or Groups of users based on data collected and sent to OneSignal. SubscriptionsManaging your user's Subscription ID. UsersManaging your users in OneSignal. Updated about 13 hours ago