Are you looking for an advanced antitheft software for your expensive mobile devices like Nokia 5800 XpressMusic or Nokia N97? If yes, then here is something good for you. It's called Guardian. It's an advanced mobile antitheft software for Symbian S60 5th edition devices.
Guardian gives your mobile device the power to -
* Send sim changed notification through invisible SMS.
* Protect SMS/Phonebook/Agenda with password.
* Protect every installed application on your mobile with password.
* Protect Guardian against unauthorized uninstall.
* Receive the phone call/Area/Country location informations.
* Add in unlimited number of sim to authorized Sim list.
* Accurately localize the lost phone obtaining the GPS latitude/longitude information.
* Recover all the sms sent/received from the lost phone.
* Recover all the logs made/received from the lost phone.
* Recover the phonebook contacts from the lost phone.
* Delete from the lost phone all the sms, contacts, pictures, videos