Mermaid Testing vs DELTARUNE Battles [UPDATE]
DELTARUNE Battles [UPDATE] currently leads with 2,199 concurrent players against 1,748. On all-time peak the record belongs to Mermaid Testing at 2,679 concurrent players, versus 2,514. Lifetime, Mermaid Testing has more visits (678.5M vs 1.9M). Full side-by-side history for Mermaid Testing and DELTARUNE Battles [UPDATE] is charted above.
Mermaid Testing π₯
1,748
playing now
2,181 24h peak Β· 678.5M visits
VS
DELTARUNE Battles [UPDATE]
2,199
playing now
2,514 24h peak Β· 1.9M visits
Player count history
Mermaid TestingDELTARUNE Battles [UPDATE]
Head to head
| Metric | Mermaid Testing | DELTARUNE Battles [UPDATE] | Difference |
|---|---|---|---|
| Playing now | 1,748 | 2,199 | 451 |
| 24h peak | 2,181 | 2,514 | 333 |
| 24h average | 1,674 | 1,877 | 203 |
| 7-day peak | 2,582 | 2,514 | 68 |
| 7-day average | 1,722 | 1,689 | 33 |
| 30-day peak | 2,582 | 2,514 | 68 |
| All-time peak | 2,679 | 2,514 | 165 |
| 24h change | β² 4.8% | β² 25.7% | β |
| 7d change | β | β | β |
| Total visits | 678.5M | 1.9M | 676.6M (365.6Γ) |
| Visits (24h) | 242.2K | 212.3K | 29.9K |
| Visits (7d) | 632.3K | 619.8K | 12.5K |
| Favorites | 529.9K | 25.6K | 504.3K (20.7Γ) |
| Rating | 77.7% | 90.2% | β |
| Global rank (players) | #849 | #717 | of 4,278 |
| Trending score | -8.9 | 35.9 | β |
| Created | Oct 21, 2020 | Jun 28, 2026 | β |
| Genre | Roleplay & Avatar Sim | Action | β |
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 β 3 days for Mermaid Testing, 4 for DELTARUNE Battles [UPDATE].