Meet the DollyPLUS: a motorized dolly that turns your tripod into a robot capable of traveling linear and curved tracks. You can program it to travel between multiple points to record video. DollyPLUS also works with motorized heads for programming 4- or 5-axis camera motions.
The device is compatible with iOS and Android devices. The regular version has 30lbs capacity while the pro version has 45lb capacity and works with more powerful batteries.