Live Steam player count comparison, updated every 10 minutes. Both are Indie / Simulation games.
Prison Architect is currently the more played game: 1,381 concurrent players on Steam right now vs 1,165 for Dome Keeper — about 19% more players. Dome Keeper counters with better Steam reviews: 92% positive vs 89%. Prison Architect is currently 75% off on Steam. Across all tracked metrics, Prison Architect leads 7 of 9.
Coilr tracks charts like this for every game — and playtime history for your own library.
Tracked by Coilr since June 2026 · Steam polled every 10 minutes · methodology
| Metric | Dome Keeper | Prison Architect |
|---|---|---|
| Players right now | 1,165 | 1,381 |
| 24-hour peak | 1,178 | 1,450 |
| 7-day average | 913 | 1,073 |
| 30-day average | 913 | 1,070 |
| 30-day trend | — | — |
| Peak (tracked) | 1,178 | 1,450 |
| Steam reviews | 92% positive | 89% positive |
| Recent reviews (3 mo) | 93% positive | 85% positive |
| Total reviews | 21,758 | 73,561 |
| Owners (SteamSpy est.) | ~2,000,000 | ~5,000,000 |
| Release date | Sep 27, 2022 | Oct 6, 2015 |
| Price | $5.39 (−70%) | $7.49 (−75%) |
Full stats: Dome Keeper · Prison Architect · add more games to this comparison →
| Month | Dome Keeper | Prison Architect | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| Jun 2026 | — | — | 708 | 726 |
| Jul 2026 (so far) | 922 | 1,178 | 1,072 | 1,450 |
Monthly average and peak concurrent players on Steam, from Coilr's own tracking (10-minute polls, hourly beyond 30 days).
Prison Architect currently has more players: 1,381 concurrent players on Steam vs 1,165 for Dome Keeper — about 19% more players.
Over the last 30 days Dome Keeper averaged 913 concurrent players and Prison Architect averaged 1,070. By that measure Prison Architect is currently the bigger game.
By Steam review score, Dome Keeper rates higher: 92% positive across 21,758 reviews vs 89% across 73,561 for Prison Architect. Prison Architect has the larger player base right now (1,381 vs 1,165 concurrent). Player counts, ratings, price and trend are compared side by side above.