Live Steam player count comparison, updated every 10 minutes. Both are Indie games.
Hell Let Loose is currently the more played game: 3,741 concurrent players on Steam right now vs 3,554 for Undertale — a similar number of players. Undertale counters with better Steam reviews: 97% positive vs 82%. Hell Let Loose is currently 75% off on Steam. Across all tracked metrics, Hell Let Loose 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 | Hell Let Loose | Undertale |
|---|---|---|
| Players right now | 3,741 | 3,554 |
| 24-hour peak | 5,223 | 3,915 |
| 7-day average | 3,640 | 2,811 |
| 30-day average | 3,640 | 2,650 |
| 30-day trend | — | +50% |
| Peak (tracked) | 6,096 | 3,957 |
| Steam reviews | 82% positive | 97% positive |
| Recent reviews (3 mo) | 73% positive | 97% positive |
| Total reviews | 148,619 | 331,420 |
| Owners (SteamSpy est.) | ~2,000,000 | ~5,000,000 |
| Release date | Jul 27, 2021 | Sep 14, 2015 |
| Price | $17.49 (−75%) | $9.99 |
Full stats: Hell Let Loose · Undertale · add more games to this comparison →
| Month | Hell Let Loose | Undertale | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| Apr 2026 | — | — | 1,028 | 1,458 |
| May 2026 | — | — | 951 | 1,373 |
| Jun 2026 | — | — | 1,948 | 3,530 |
| Jul 2026 (so far) | 3,613 | 6,096 | 2,790 | 3,957 |
Monthly average and peak concurrent players on Steam, from Coilr's own tracking (10-minute polls, hourly beyond 30 days).
Hell Let Loose currently has more players: 3,741 concurrent players on Steam vs 3,554 for Undertale — a similar number of players.
Over the last 30 days Hell Let Loose averaged 3,640 concurrent players and Undertale averaged 2,650. By that measure Hell Let Loose is currently the bigger game.
By Steam review score, Undertale rates higher: 97% positive across 331,420 reviews vs 82% across 148,619 for Hell Let Loose. Hell Let Loose has the larger player base right now (3,741 vs 3,554 concurrent). Player counts, ratings, price and trend are compared side by side above.
Undertale averaged 2,650 concurrent players over the last 30 days, up 50% vs the previous 30 days. Its highest tracked player count is 3,957.