Invention of Mobile Value Added Services (Mobile VAS ) has been the biggest boon to Mobile /telecommunication service providers today. Millions of Indians are subscribing to VAS mainly because they think its either cool or enjoyable to use!. Specially, tones is very popular among may mobile users. There are many types of tones offered by service providers. Some of them are:
- CRBT – Calling party listens to music instead of the regular tring-tring tone
- Ring tones - Called party sets a musical ring tone for the incoming calls when it rings
- Busy caller tune - Tone set by mobile user when busy and cannot receive calls
- Video tones - Subscriber gets a video display along with music when some calls (similar to ring tone but with video)
- Missed Called alerts – message received by called party when he/she miss receiving the call
- Voice SMS – Recorded message (own voice) sent by caller to the called party
Here is a report which talks about popularity of tones in urban India (March/April 2009 mobile users) . Finding out “who called” and informing people when busy” are the two other most popular Value added services!

Tones - consumption in urban India
Missed call alerts is used by almost 110 million urban Indians while Talk/Voice SMS is used by almost 80 million.
How often do you use these tones?