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As of —
30-day average
—No reading yet
Polled every 30 days
| Data | Collected | Observed since | Last success |
|---|---|---|---|
| News and patch notes | Every 30 days (dormant tier) | — | — |
| 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.
Zombie Protocol is a hardcore isometric survival sim. Stay alive while caring for your baby—feed, protect, and keep quiet, because zombies react to every sound. Craft gear, drive when you must, and explore procedurally generated cities where every run is unique.

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