The Laser Level Slope Converter is a handy app to convert between popular units stating grade or slope. Most laser electronic digital grade lasers require a grade to be entered as a percentage and grade match lasers require knowledge of the slope ratio. With this app you can simply enter a slope or grade as either a percentage, ratio or angle in degrees, click "Convert" and you have the equivalent grade in the alternate units of measure. A must have for anyone setting grade on Laser Levels.