Today Missed call is a very important in service industry. Missed called are being used for multiple purpose. Few of them are
- User Missed Call for verification of Mobile number . Instead of sending OTP to mobile it is better to ask mobile owner to miss call on specified Number.
- Use Missed Call service for Queue management. In technical service sector industry Missed called system can be used to log complain by customer.
- Use Missed Call Service for Vote. We call also use missed call service to count number of Supporter of a candidate.
etc.
If you need any solution like this .. Contact me in comment. I have complete solution for this. We have android apps and API which make a small android mobile into a Missed Called Server,