FREE MISSED CALL ALERT FOR RELIANCE GSM!!!
Its also too old but working...
— you will get sms notification of who was calling you when u r offline i.e., when your phone was switched off or out of coverage area...
— caller will also get notification when you will get online...
Just divert your mobile number for not reachable to +9180856
by going to
call settings-> call forwarding->Forward when unreachable
And enter the number +9180856
Or You can do it by dialing *62*+9180856#
— you can trick this for making your number unreachable even when you are online by diverting always
by dialing *21*+9180856#