Live Steam player count comparison, updated every 10 minutes. Both are Indie games.
Undertale is currently the more played game: 3,247 concurrent players on Steam right now vs 789 for Crab Game — about 4× more players. Undertale also has the better Steam reviews: 96% positive vs 91%. Crab Game is free to play, while Undertale costs $9.99. Across all tracked metrics, Undertale leads 8 of 8.
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
Undertale has had the higher daily player count for the last 37 days — every day since Coilr began tracking both games.
Days tracked
37
Current streak
37 days
Undertale
Lead changes
0
Closest gap
49%
Jun 10, 2026
How this works: each game's daily average concurrent players (from Coilr's 10-minute Steam polls), compared on the 37 days where both games have data — whichever averages higher leads that day. methodology
| Metric | Crab Game | Undertale |
|---|---|---|
| Players right now | 789 | 3,247 |
| 24-hour peak | 842 | 3,456 |
| 7-day average | 700 | 2,809 |
| 30-day average | 693 | 2,405 |
| 30-day trend | — | +51% |
| Peak (tracked) | 1,071 | 3,957 |
| Steam reviews | 91% positive | 96% positive |
| Recent reviews (3 mo) | 81% positive | 96% positive |
| Total reviews | 151,277 | 330,258 |
| Owners (SteamSpy est.) | ~5,000,000 | ~5,000,000 |
| Release date | Oct 29, 2021 | Sep 14, 2015 |
| Price | Free to play | $9.99 |
Full stats: Crab Game · Undertale · add more games to this comparison →
| Month | Crab Game | Undertale | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| Apr 2026 | — | — | 1,028 | 1,458 |
| May 2026 | — | — | 951 | 1,373 |
| Jun 2026 | 712 | 1,071 | 1,945 | 3,530 |
| Jul 2026 (so far) | 682 | 963 | 2,788 | 3,957 |
Monthly average and peak concurrent players on Steam, from Coilr's own tracking (10-minute polls, hourly beyond 30 days).
Undertale currently has more players: 3,247 concurrent players on Steam vs 789 for Crab Game — about 4× more players.
Over the last 30 days Crab Game averaged 693 concurrent players and Undertale averaged 2,405. By that measure Undertale is currently the bigger game.
Not in Coilr's head-to-head tracking: Undertale has had the higher daily average concurrent player count on Steam on every one of the 37 days both games have been tracked.
By Steam review score, Undertale rates higher: 96% positive across 330,258 reviews vs 91% across 151,277 for Crab Game. Undertale has the larger player base right now (3,247 vs 789 concurrent). Player counts, ratings, price and trend are compared side by side above.
Undertale averaged 2,405 concurrent players over the last 30 days, up 51% vs the previous 30 days. Its highest tracked player count is 3,957.