Live Steam player count comparison, updated every 10 minutes. Both are Indie games.
Space Engineers is currently the more played game: 3,679 concurrent players on Steam right now vs 2,856 for Undertale — about 29% more players. Undertale counters with better Steam reviews: 96% positive vs 89%. Across all tracked metrics, Space Engineers leads 5 of 9.
Coilr tracks charts like this for every game — and playtime history for your own library.
Tracked by Coilr since April 2026 · Steam polled every 10 minutes · methodology
| Metric | Space Engineers | Undertale |
|---|---|---|
| Players right now | 3,679 | 2,856 |
| 24-hour peak | 4,438 | 3,875 |
| 7-day average | 3,143 | 2,718 |
| 30-day average | 3,143 | 2,532 |
| 30-day trend | — | +51% |
| Peak (tracked) | 4,438 | 3,957 |
| Steam reviews | 89% positive | 96% positive |
| Recent reviews (3 mo) | 82% positive | 96% positive |
| Total reviews | 134,034 | 330,258 |
| Owners (SteamSpy est.) | ~2,000,000 | ~5,000,000 |
| Release date | Feb 28, 2019 | Sep 14, 2015 |
| Price | $19.99 | $9.99 |
Full stats: Space Engineers · Undertale · add more games to this comparison →
| Month | Space Engineers | Undertale | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| Apr 2026 | — | — | 1,028 | 1,458 |
| May 2026 | — | — | 951 | 1,373 |
| Jun 2026 | — | — | 1,947 | 3,530 |
| Jul 2026 (so far) | 3,181 | 4,438 | 2,776 | 3,957 |
Monthly average and peak concurrent players on Steam, from Coilr's own tracking (10-minute polls, hourly beyond 30 days).
Space Engineers currently has more players: 3,679 concurrent players on Steam vs 2,856 for Undertale — about 29% more players.
Over the last 30 days Space Engineers averaged 3,143 concurrent players and Undertale averaged 2,532. By that measure Space Engineers is currently the bigger game.
By Steam review score, Undertale rates higher: 96% positive across 330,258 reviews vs 89% across 134,034 for Space Engineers. Space Engineers has the larger player base right now (3,679 vs 2,856 concurrent). Player counts, ratings, price and trend are compared side by side above.
Undertale averaged 2,532 concurrent players over the last 30 days, up 51% vs the previous 30 days. Its highest tracked player count is 3,957.