Store data
- Store status
- Coming soon
- Scheduled release
- 10 November 2026
- Positive reviews
- —
- Total reviews
- —
- Release date
- 10 November 2026
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Combustor is a 2D gas simulation you can draw into. Every cell of the grid holds an amount of each gas, an internal energy, and a velocity. Pressure and temperature aren't stored — they're derived , every tick, from what's actually in the cell. Add moles, add heat, or box it in, and it pushes harder on its neighbours. Nothing here is a particle effect.
Paint walls. Mix some gasses. Spark them. Then find out what you built.
Putting fuel next to oxidizer does not start a fire. Combustion needs 700 K and ambient air sits at 300 K, so you need an ignition source and a mixture rich enough to stay hot once it lights. Thin plume in open air? It flickers and dies. Box it in with walls, or turn the feed rate up, and it cooks.
Flip between Species, Pressure, Temperature, Velocity and Reactions views. You can also acess detailed metrics charts which will help you perfect your design.
Steam currently lists 10 Nov 2026 as the release date.