Phone Protector. Install this software program on your handset (Nokia Symbian only at the moment) and locate and lock the phone if it’s been stolen or lost. It also features an online CELLID location service which can pinpoint your handset’s position down to 500 metres. More here.
In case of theft or lost you can remotely lock your mobile phone with Phone Protector by using the SMS messaging system. When your phone is locked your data is protected. It will be impossible for third parties to remove the Phone Protector software from your phone. The target phone can only be unlocked by using a special formatted SMS textmessage that contains a secret unlock code. With Phone Protector you can remotely lock your phone, and retrieve the actual position information by using the GSM network. With this data you can pinpoint the location of your mobile phone with a accuracy of 500 meters.