Engine Driver - Throttle for your Android device This free application can connect to a WiThrottle server running on a computer (or MRC WiFi), and in turn control your locomotives and your entire model railroad. Speed, direction, and up to 29 DCC functions are supported for one to three locomotives or consists. You can create and edit consists (software-defined). You can also control layout power, turnouts, routes, and access JMRI web panels and windows. Visit website http://enginedriver.mstevetodd.com for more details.