Abstract: A handheld drywall cutter device providing self-guiding device for a worker to accurately and single handedly cut a given edge of drywall, quickly, easily, on both sides, straight, and without wavering. By cutting both sides of drywall the device ensures accurate breaks without paper or drywall surface material tears. The device provides for measurement of depth of cut with regard to the drywall. The device can be used with drywall positioned in virtually any way or position without need for clamping or guiding the drywall itself.