Matchbox turns focus into a physical ritual. Strike a match against the box, watch it catch, and focus while that one match burns down. Blow into the mic to put it out early. • Match Block: while it burns, the apps you pick are locked away with Screen Time • Ten night scenes — snowfield, night rain, fireflies, sakura — each with its own ambience • One habit = one match. The box empties as your effort stacks up • Letterpress matchbox designs to collect, and a shake rattles the box Free to use.