Mermaid Testing vs Kingdom World
Kingdom World currently leads with 3,247 concurrent players against 2,417. On all-time peak the record belongs to Kingdom World at 5,834 concurrent players, versus 3,842. Momentum favours Mermaid Testing: +13.7% week over week versus -14.6% for Kingdom World. Lifetime, Mermaid Testing has more visits (681.5M vs 131.1M). Full side-by-side history for Mermaid Testing and Kingdom World is charted above.
Mermaid Testing 🥭
2,417
playing now
3,842 24h peak · 681.5M visits
VS
Kingdom World
3,247
playing now
3,907 24h peak · 131.1M visits
Player count history
Mermaid TestingKingdom World
Head to head
| Metric | Mermaid Testing | Kingdom World | Difference |
|---|---|---|---|
| Playing now | 2,417 | 3,247 | 830 |
| 24h peak | 3,842 | 3,907 | 65 |
| 24h average | 2,663 | 3,113 | 450 |
| 7-day peak | 3,842 | 5,106 | 1,264 |
| 7-day average | 2,050 | 3,580 | 1,530 (1.7×) |
| 30-day peak | 3,842 | 5,834 | 1,992 (1.5×) |
| All-time peak | 3,842 | 5,834 | 1,992 (1.5×) |
| 24h change | ▲ 10.4% | ▼ 0.6% | — |
| 7d change | ▲ 13.7% | ▼ 14.6% | — |
| Total visits | 681.5M | 131.1M | 550.4M (5.2×) |
| Visits (24h) | 413.4K | 356.8K | 56.7K |
| Visits (7d) | 2.3M | 3.2M | 944.4K |
| Favorites | 535.1K | 146.5K | 388.6K (3.7×) |
| Rating | 77.7% | 92.0% | — |
| Global rank (players) | #669 | #495 | of 8,283 |
| Trending score | 101.2 | -45.3 | — |
| Created | Oct 21, 2020 | May 28, 2025 | — |
| Genre | Roleplay & Avatar Sim | Roleplay & Avatar Sim | — |
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 — 12 days for Mermaid Testing, 13 for Kingdom World.