Kill A Animal Hospital vs Merge a Black Hole
Merge a Black Hole currently leads with 1,414 concurrent players against 520, a 2.7× advantage. On all-time peak the record belongs to Kill A Animal Hospital at 5,513 concurrent players, versus 4,500. Momentum favours Merge a Black Hole: -24.7% week over week versus -73.3% for Kill A Animal Hospital. Lifetime, Kill A Animal Hospital has more visits (19.1M vs 13.6M). Full side-by-side history for Kill A Animal Hospital and Merge a Black Hole is charted above.
Kill A Animal Hospital🔪
520
playing now
1,543 24h peak · 19.1M visits
VS
Merge a Black Hole
1,414
playing now
2,918 24h peak · 13.6M visits
Player count history
Kill A Animal HospitalMerge a Black Hole
Head to head
| Metric | Kill A Animal Hospital | Merge a Black Hole | Difference |
|---|---|---|---|
| Playing now | 520 | 1,414 | 894 (2.7×) |
| 24h peak | 1,543 | 2,918 | 1,375 (1.9×) |
| 24h average | 781 | 1,206 | 425 (1.5×) |
| 7-day peak | 1,742 | 2,918 | 1,176 (1.7×) |
| 7-day average | 940 | 1,184 | 244 |
| 30-day peak | 4,764 | 2,918 | 1,846 (1.6×) |
| All-time peak | 5,513 | 4,500 | 1,013 |
| 24h change | ▼ 24.6% | ▲ 9.4% | — |
| 7d change | ▼ 73.3% | ▼ 24.7% | — |
| Total visits | 19.1M | 13.6M | 5.5M |
| Visits (24h) | 113.3K | 91.4K | 21.9K |
| Visits (7d) | 1M | 769.8K | 246.1K |
| Favorites | 3.4M | 43.7K | 3.3M (76.8×) |
| Rating | 62.5% | 94.7% | — |
| Global rank (players) | #2,032 | #1,090 | of 8,283 |
| Trending score | -47.8 | 5.6 | — |
| Created | Apr 11, 2023 | Jun 11, 2026 | — |
| Genre | Survival | Simulation | — |
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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 — 13 days for Kill A Animal Hospital, 13 for Merge a Black Hole.