
Live player count and Steam charts
Terraform Mars in this turn-based colony builder and resource management game with roguelike elements. Explore the planet, develop spectacular cities, spread life and turn the Red Planet into a green one!
Each point is the highest number of players online in that month (UTC). History before July 14, 2026 is imported; everything after is our own readings. Zoom in for finer detail.
| Month | Avg players | Gain | % gain | Peak |
|---|---|---|---|---|
| Jul 2026 * | 85 | -11 | -11.5% | 157 |
| Jun 2026 | 96 | -7 | -6.8% | 193 |
| May 2026 | 103 | -24 | -18.9% | 184 |
| Apr 2026 | 127 | +36 | +39.6% | 348 |
| Mar 2026 | 91 | +11 | +13.8% | 173 |
| Feb 2026 | 80 | -22 | -21.6% | 156 |
| Jan 2026 | 102 | +20 | +24.4% | 187 |
| Dec 2025 | 82 | -3 | -3.5% | 163 |
| Nov 2025 | 85 | -1 | -1.2% | 162 |
| Oct 2025 | 86 | -12 | -12.2% | 159 |
| Sep 2025 | 98 | +6 | +6.5% | 180 |
| Aug 2025 | 92 | -23 | -20.0% | 159 |
* current month, data so far
Average concurrent players by day and hour over the last 15 days, shown in .
Daily activity peaks around 20:00 — a pattern consistent with a player base concentrated in Europe, the Middle East & Africa. Steam publishes no per-country player data, so this is inferred from play times.
Language mix of 100 Steam reviews spanning 100 days — a rough proxy for where the player base is.
Every achievement in the game, ordered from most to least earned (#1 is the one the most players have). Height is the share of all players who have it; the dashed line is the median. Global rates from Steam.