Mermaid Testing vs Kaiju Arisen 5.0
Kaiju Arisen 5.0 currently leads with 2,277 concurrent players against 1,454, a 1.6× advantage. On all-time peak the record belongs to Mermaid Testing at 2,679 concurrent players, versus 2,277. Lifetime, Mermaid Testing has more visits (678.5M vs 5.3M). Full side-by-side history for Mermaid Testing and Kaiju Arisen 5.0 is charted above.
Mermaid Testing 🥭
1,454
playing now
2,181 24h peak · 678.5M visits
VS
Kaiju Arisen 5.0
2,277
playing now
2,277 24h peak · 5.3M visits
Player count history
Mermaid TestingKaiju Arisen 5.0
Head to head
| Metric | Mermaid Testing | Kaiju Arisen 5.0 | Difference |
|---|---|---|---|
| Playing now | 1,454 | 2,277 | 823 (1.6×) |
| 24h peak | 2,181 | 2,277 | 96 |
| 24h average | 1,628 | 1,783 | 155 |
| 7-day peak | 2,582 | 2,277 | 305 |
| 7-day average | 1,699 | 1,337 | 362 |
| 30-day peak | 2,582 | 2,277 | 305 |
| All-time peak | 2,679 | 2,277 | 402 |
| 24h change | ▲ 8.1% | ▲ 66.5% | — |
| 7d change | — | — | — |
| Total visits | 678.5M | 5.3M | 673.2M (127.2×) |
| Visits (24h) | 253.7K | 166.9K | 86.9K (1.5×) |
| Visits (7d) | 687.9K | 332.5K | 355.4K (2.1×) |
| Favorites | 530.1K | 44.9K | 485.1K (11.8×) |
| Rating | 77.7% | 91.1% | — |
| Global rank (players) | #1,039 | #764 | of 4,381 |
| Trending score | -13.2 | 106.5 | — |
| Created | Oct 21, 2020 | Dec 29, 2025 | — |
| Genre | Roleplay & Avatar Sim | Action | — |
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 — 4 days for Mermaid Testing, 4 for Kaiju Arisen 5.0.