OneSignal - free multiplatform push notification serviceSend 100% FREE push notifications to Android, iOS, Web by their completely free SDKs on
OneSignal. #OneSignal is multiplatform push notification service that you just interact with it using API calls in JSON format. It has a thorough documentation for SDKs and Server API.* BE AWARE THAT use
OneSignal in case your user's privacy does not matter to you! They have mentioned in their privacy policy that they sell this information!!! All device locations, user email addresses and all the other sensetive data will be collected by OneSignal.#push_notification #push #ios #android #web #notification #one_signal