I'm looking for a call blocker which instead of sending busy signal to caller, picks up and hangs up immediately.

Do you know such an application ?

Finally found it

here is the link

viewtopic.php?f=438&t=442676&hilit=call+%26+message

nice!

why dont you try Sanity too ?

https://play.google.com/store/apps/details?id=cri.sanity&hl=it

hmmm.
intersting app with nice extras.
i'll try it
thanks