2D physics sandbox in your browser — desktop and mobile, no install
9 shape tools including a freehand pen and a boolean shape editor
9 joint types — hinges, motors, pistons, springs, ropes, magnets, thrusters, blast joints, particle emitters
Real Box2D physics under the hood
Save, load, and publish to a community gallery
Challenge Mode — design puzzles for other players
Free to play; optional Pro unlocks the full toolkit and publishing

Development log

Community