
As of —
30-day average
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Polled every 30 days
| Data | Collected | Observed since | Last success |
|---|---|---|---|
| News and patch notes | Every 30 days (dormant tier) | 21 Oct 2026 | |
| Player counts | Every 30 days (dormant tier) | — | — |
| Store details | Weekly, and when Steam reports a change | 19 Oct 2026 |
Busier games are polled more often. Source: Steam Web API. Not affiliated with Valve.
Your enemies are numbers. Your weapons are math. Reduce them all to zero. A twin-stick shooter roguelite where you subtract, divide, root and modulo your way through angry digits. Tuned to your skill level, from basic arithmetic to advanced operations. You failed math class. Math didn't forget.

No price on the US Steam store for Zero Sum: free, not yet for sale, or not checked yet.