Merge a Black Hole vs Capybara Onsen
Capybara Onsen currently leads with 2,687 concurrent players against 2,018. On all-time peak the record belongs to Capybara Onsen at 2,979 concurrent players, versus 2,662. Lifetime, Merge a Black Hole has more visits (12.8M vs 1M). Full side-by-side history for Merge a Black Hole and Capybara Onsen is charted above.
Merge a Black Hole
2,018
playing now
1,951 24h peak · 12.8M visits
VS
Capybara Onsen ♨
2,687
playing now
2,979 24h peak · 1M visits
Player count history
Merge a Black HoleCapybara Onsen
Head to head
| Metric | Merge a Black Hole | Capybara Onsen | Difference |
|---|---|---|---|
| Playing now | 2,018 | 2,687 | 669 |
| 24h peak | 1,951 | 2,979 | 1,028 (1.5×) |
| 24h average | 1,527 | 2,578 | 1,051 (1.7×) |
| 7-day peak | 2,662 | 2,979 | 317 |
| 7-day average | 1,559 | 2,345 | 786 (1.5×) |
| 30-day peak | 2,662 | 2,979 | 317 |
| All-time peak | 2,662 | 2,979 | 317 |
| 24h change | ▼ 7.3% | ▲ 13.7% | — |
| 7d change | — | — | — |
| Total visits | 12.8M | 1M | 11.8M (12.6×) |
| Visits (24h) | 134.3K | 181.8K | 47.5K |
| Visits (7d) | 761.3K | 499.6K | 261.7K (1.5×) |
| Favorites | 41.3K | 30.7K | 10.6K |
| Rating | 94.7% | 95.5% | — |
| Global rank (players) | #1,033 | #757 | of 5,275 |
| Trending score | -6.4 | 33.5 | — |
| Created | Jun 11, 2026 | Jul 15, 2026 | — |
| Genre | Simulation | Simulation | — |
Other comparisons
Both games are sampled on the same schedule and plotted on a shared time axis, so the comparison is like for like. Peaks, averages and growth come from RoVitals's own recorded history — 6 days for Merge a Black Hole, 4 for Capybara Onsen.