Live Steam player count comparison, updated every 10 minutes. Both are Free To Play games.
Umamusume: Pretty Derby is currently the more played game: 16,537 concurrent players on Steam right now vs 12,454 for Diablo® IV — about 33% more players. Umamusume: Pretty Derby also has the better Steam reviews: 94% positive vs 65%. Across all tracked metrics, Diablo® IV leads 5 of 9.
Coilr tracks charts like this for every game — and playtime history for your own library.
Tracked by Coilr since May 2026 · Steam polled every 10 minutes · methodology
Umamusume: Pretty Derby has had the higher daily player count for the last 1 day — Diablo® IV last led on Jul 22, 2026.
Days tracked
57
Current streak
1 day
Umamusume: Pretty Derby
Lead changes
5
Closest gap
1%
Jun 24, 2026
How this works: each game's daily average concurrent players (from Coilr's 10-minute Steam polls), compared on the 57 days where both games have data — whichever averages higher leads that day. methodology
| Metric | Diablo® IV | Umamusume: Pretty Derby |
|---|---|---|
| Players right now | 12,454 | 16,537 |
| 24-hour peak | 17,016 | 29,459 |
| 7-day average | 15,194 | 8,562 |
| 30-day average | 16,981 | 8,115 |
| 30-day trend | +39% | +30% |
| Peak (tracked) | 42,787 | 29,459 |
| Steam reviews | 65% positive | 94% positive |
| Recent reviews (3 mo) | 63% positive | 94% positive |
| Total reviews | 74,092 | 58,057 |
| Owners (SteamSpy est.) | ~1,000,000 | — |
| Release date | Oct 16, 2023 | Jun 23, 2025 |
| Price | $49.99 | — |
Full stats: Diablo® IV · Umamusume: Pretty Derby · add more games to this comparison →
| Month | Diablo® IV | Umamusume: Pretty Derby | ||
|---|---|---|---|---|
| Avg | Peak | Avg | Peak | |
| May 2026 | 20,128 | 27,957 | 6,717 | 11,038 |
| Jun 2026 | 9,900 | 25,747 | 6,273 | 10,215 |
| Jul 2026 (so far) | 20,382 | 42,787 | 8,649 | 29,459 |
Monthly average and peak concurrent players on Steam, from Coilr's own tracking (10-minute polls, hourly beyond 30 days).
Umamusume: Pretty Derby currently has more players: 16,537 concurrent players on Steam vs 12,454 for Diablo® IV — about 33% more players.
Over the last 30 days Diablo® IV averaged 16,981 concurrent players and Umamusume: Pretty Derby averaged 8,115. By that measure Diablo® IV is currently the bigger game.
Yes. Across the 57 days Coilr has tracked both games, Diablo® IV had the higher daily average on 49 days, most recently on Jul 22, 2026. Umamusume: Pretty Derby has led for the last 1 day.
By Steam review score, Umamusume: Pretty Derby rates higher: 94% positive across 58,057 reviews vs 65% across 74,092 for Diablo® IV. Umamusume: Pretty Derby has the larger player base right now (16,537 vs 12,454 concurrent). Player counts, ratings, price and trend are compared side by side above.
Diablo® IV averaged 16,981 concurrent players over the last 30 days, up 39% vs the previous 30 days. Its highest tracked player count is 42,787.
Umamusume: Pretty Derby averaged 8,115 concurrent players over the last 30 days, up 30% vs the previous 30 days. Its highest tracked player count is 29,459.