World's Hardest Obi vs Charisma Hospital: Medical Simulator
Charisma Hospital: Medical Simulator currently leads with 370 concurrent players against 251. On all-time peak the record belongs to Charisma Hospital: Medical Simulator at 884 concurrent players, versus 565. Lifetime, World's Hardest Obi has more visits (56.6M vs 50.7M). Full side-by-side history for World's Hardest Obi and Charisma Hospital: Medical Simulator is charted above.
World's Hardest Obi
251
playing now
484 24h peak · 56.6M visits
VS
Charisma Hospital: Medical Simulator
370
playing now
442 24h peak · 50.7M visits
Player count history
World's Hardest ObiCharisma Hospital: Medical Simulator
Head to head
| Metric | World's Hardest Obi | Charisma Hospital: Medical Simulator | Difference |
|---|---|---|---|
| Playing now | 251 | 370 | 119 |
| 24h peak | 484 | 442 | 42 |
| 24h average | 234 | 324 | 90 |
| 7-day peak | 561 | 646 | 85 |
| 7-day average | 265 | 366 | 101 |
| 30-day peak | 561 | 860 | 299 (1.5×) |
| All-time peak | 565 | 884 | 319 (1.6×) |
| 24h change | ▼ 17.9% | ▲ 13.7% | — |
| 7d change | — | ▼ 31.1% | — |
| Total visits | 56.6M | 50.7M | 5.8M |
| Visits (24h) | 48.9K | 40.3K | 8.6K |
| Visits (7d) | 207.5K | 335.6K | 128.1K (1.6×) |
| Favorites | 25.4K | 321.2K | 295.8K (12.6×) |
| Rating | 38.7% | 93.8% | — |
| Global rank (players) | #2,921 | #2,495 | of 7,928 |
| Trending score | -25.5 | -27.1 | — |
| Created | Feb 16, 2024 | Jul 14, 2025 | — |
| Genre | Obby & Platformer | 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 — 5 days for World's Hardest Obi, 13 for Charisma Hospital: Medical Simulator.