Loading Crayon Contraptions…
Rube Goldberg puzzle game drawn in crayon: 100 levels, seven crayons with their own physics, live levels and boss monsters.
Originally by winchxyz · MIT licence · source
Yes. Crayon Contraptions is free to play in your browser, with no account, no download and no payment.
Yes. It runs in a phone browser, and the on-screen pad and swipe controls send the same keys as a keyboard.