iOnRoad driving safety app for Android smartphones Free at Android Market; a version for Apple’s iPhone is under development Just as the federal government considers a ban on cellphone use in cars, here comes a remarkable software app from Israel that turns Android smartphones into potential lifesavers. Some state-of-the-art cars have radars in the front bumper, to warn the driver when he’s getting too close to the car ahead. This does the same thing using a smartphone.