SPAN

Build it. Test it. Hold on.

Span is a calm, physics-driven bridge builder. Draw a bridge across the gap, choose your materials, then press Test and watch it carry the load — or buckle in glorious slow motion.

Coming soon to iPhone, iPad & Mac

One-time purchase. No ads, no timers, no subscription.

See every force, in real time
See every force, in real time
Fail gorgeously. Rewind. Retry.
Fail gorgeously. Rewind. Retry.
60 bridges. Six worlds.
60 bridges. Six worlds.
Drawbridges, canals, trains, ships
Drawbridges, canals, trains, ships

60 hand-built levels across six worlds — timber valleys to ocean straits

Timber, steel, stone, cables and road & rail decks

Real hazards: wind, earthquakes, thermal stress and floods