Live Steam player count comparison, updated every 10 minutes. Both are Action / Indie games.
Space Engineers is currently the more played game: 2,915 concurrent players on Steam right now vs 2,768 for ULTRAKILL — a similar number of players. ULTRAKILL counters with better Steam reviews: 97% 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 June 2026 · Steam polled every 10 minutes · methodology
| Metric | Space Engineers | ULTRAKILL |
|---|---|---|
| Players right now | 2,915 | 2,768 |
| 24-hour peak | 4,438 | 4,016 |
| 7-day average | 3,238 | 2,915 |
| 30-day average | 3,238 | 2,926 |
| 30-day trend | — | — |
| Peak (tracked) | 4,438 | 4,016 |
| Steam reviews | 89% positive | 97% positive |
| Recent reviews (3 mo) | 82% positive | 97% positive |
| Total reviews | 134,034 | 237,278 |
| Owners (SteamSpy est.) | ~2,000,000 | ~5,000,000 |
| Release date | Feb 28, 2019 | Sep 3, 2020 |
| Price | $19.99 | $29.99 |
Full stats: Space Engineers · ULTRAKILL · add more games to this comparison →
| Month | Space Engineers | ULTRAKILL | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| Jun 2026 | — | — | 3,660 | 3,768 |
| Jul 2026 (so far) | 3,241 | 4,438 | 3,033 | 4,016 |
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: 2,915 concurrent players on Steam vs 2,768 for ULTRAKILL — a similar number of players.
Over the last 30 days Space Engineers averaged 3,238 concurrent players and ULTRAKILL averaged 2,926. By that measure Space Engineers is currently the bigger game.
By Steam review score, ULTRAKILL rates higher: 97% positive across 237,278 reviews vs 89% across 134,034 for Space Engineers. Space Engineers has the larger player base right now (2,915 vs 2,768 concurrent). Player counts, ratings, price and trend are compared side by side above.