Cobra iRadar 900 Atom Radar Detector ($200), you can avoid all that hassle while still taking advantage of the occasional open road. In addition to your typical radar detector functionality — stuff like the ability to detect all radar and laser guns in use — you get the benefit of their easy-to-use iOS app. Data from other users in the iRadar community compiles into their cloud servers, letting you instantly access information about speed traps on your device. It also plots traffic, red light cameras, and features a convenient car finder on their map-based interface.