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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) | 22 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.
Billion Citizens is a roguelike deck-building game with city-builder mechanics, where you play as a French megalomaniac mayor who dreams of designing the greatest and most populous megalopolis of all times. Manage your deck of buildings and place them wisely to maximize their synergies.

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