Service:- 1)used for long processing task with no UI 2)triggered by using startService()
IntentService:- 1)used for long processing task with no UI but if communication requred then use main thread handler or bradcast intent 2)triggered by using intent.
The Service runs in background but it runs on the Main Thread of the application.but The IntentService runs on a separate worker thread.
service triggered by using startService() . and IntentService service triggered by onHandleIntent() .
