Perfect Square
Draw a square as close to perfect as you can. The orange neon line will tell you how near you are to the ideal square shape.
0%draw to score
Use your mouse or finger to draw one stroke. Release to evaluate. The system measures how straight your edges are and how square the shape is.
Bounding ratio0.00
Edge error0.00
Stroke length0
Perfect score0%
Draw slowly for better straight edges. If your square is close to the canvas center and has equal width/height, you'll score higher.