Ruler Camera: Smart Ruler Scale Tape Measure (Early Access) is used to measure any object with ruler camera tape measure. Accurate using camera ruler for measuring free. Ruler camera free give you a very easy way to calculate length and area. Ruler camera includes multiple unites of the area and multiple units of length used to measure the distance of any object. Ruler camera free app allows you to tape measure linear sizes in cm, m, ft, yd, apply mm ruler or inch ruler. camera ruler for measuring free allows to tape measure distance from device camera to a fixed point on the detected 3D plane. Ruler Camera: Smart Ruler Scale Tape Measure (Early Access) allows you to calculate line, distance meter, angle, area and perimeter, volume, path, height.