REQUIREMENTS : S60v3/S60v5/Symbian^3 . 

True Caller is a global Caller ID app that shows you who the caller is before you answer!  in real time ! - Caller ID, see who is calling - Social Caller ID, see your friends latest info from Facebook/LinkedIn on calls - SMS Preview - Block spam calls - Name and number search - Update phonebook with missing address information - Tweet your calls on Twitter automatically Free in all countries except for SE,DK,NO,IT. internet connection is required KW: Number lookup white pages reverse lookup caller id. Must have app for your smartphone !