from GadgetTrak is the most advanced theft recovery software available for Apple systems. The software utilizes Wi-Fi positioning to provide you with the specific location of your Mac if it is stolen (accurate to 10-20 meters). In addition the software utilizes the built in iSight camera to send images of thief to you via email, or automatically uploads the photos along with location and network information to your free Flickr
The information is never transmitted to GadgetTrak, keeping your information. There are no annual fees and the license is transferable to another system.