Calm by design: why Plumb has no timers, lives or energy
Plumb has no timers, no lives and no energy, and no ad ever interrupts a puzzle. Why we built a game that respects your time, and what that means in it.
Design
How Plumb levels are made: a generator, a solver, no repeats
Behind the scenes: how Plumb's levels are generated, proven solvable, checked so no two are alike, and ordered so the game never gets easier.