The description of Missed Call Auto Reply
The purpose of this app is to let the caller know that you are doing something important and you can not attend the call. You set an event and a message associated with it. When ever you get a call that you do not attend when the event is on, the caller will be notified with a SMS with the message that you have set.
1. This applications uses your mobile network for sending SMS. So, standard SMS charges from your mobile operator apply.
2. This application sends SMS when your voicemail is off.