How to send data to another app which is not started
问题 I have made a app for which licence expires after 2 years. And I am making another app which I want to use for renewal of the licence of the first app. I will provide user with a key which he will enter in second app to renew the first app. For this I want to know How do I send my first app the key? 回答1: You can communicate between apps using BroadcastReceivers. Check the documentation here: http://developer.android.com/reference/android/content/BroadcastReceiver.html In the sending app: