Blacklist Mobile Lite protects you from unwanted calls, sms, mms from a particular contact. Just add the contact you wish to ignore using "Contacts" menu and forget about the person who annoy you. You can also consider blocking unknown (not from address book) or hidden numbers. And if you receive lots of SMS-spam messages every day Blacklist Mobile will solve this as well: just specify SMS-spam gate address i.e. 4440 or HOTLADIES and all messages from those senders will be blocked.
Whitelist Mobile is a powerful and useful tool which 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.