Whitelist Mobile for S60

[wraggster]

Whitelist Mobile by DTarasov Mobile Solutions protects your time and privacy by keeping unwanted calls and SMS/MMS off your phone in easy and convenient way. You can decide who can or can't reach you by mobile using whitelist functionality. You can block all contacts except address book or anyone not from whitelist. You can silent or reject incoming calls and delete unwanted incoming messages without any sound or phone flash. And you can always check whitelist log to see blocked events and read deleted messages.

http://my-symbian.com/s60v3/software/applications.php?name=Whitelist_Mobile&fldAuto=768&faq=1