In Reply to: I've had a look at the Babblebug posted by Fiona on Sunday, 4. November 2012 at 09:45 Bali Time:
If your sim is in a phone you will get a thank-you msg. If not I'm sorry I don't know how you could check.I used M3. Perhaps check the Indosat site,that might explain the differences.Either one will give you credit but it can be used in different ways .Or ,as Hilary says you can check yourself.It is not always immediate though.