Mermaid Testing vs [V3.5] Slap Battles Tower Defense
Mermaid Testing currently leads with 1,220 concurrent players against 385, a 3.2× advantage. On all-time peak the record belongs to Mermaid Testing at 2,679 concurrent players, versus 549. Lifetime, Mermaid Testing has more visits (678.6M vs 7.9M). Full side-by-side history for Mermaid Testing and [V3.5] Slap Battles Tower Defense is charted above.
Mermaid Testing 🥭
1,220
playing now
2,181 24h peak · 678.6M visits
VS
[V3.5🌋] Slap Battles Tower Defense
385
playing now
549 24h peak · 7.9M visits
Player count history
Mermaid Testing[V3.5] Slap Battles Tower Defense
Head to head
| Metric | Mermaid Testing | [V3.5] Slap Battles Tower Defense | Difference |
|---|---|---|---|
| Playing now | 1,220 | 385 | 835 (3.2×) |
| 24h peak | 2,181 | 549 | 1,632 (4.0×) |
| 24h average | 1,494 | 417 | 1,077 (3.6×) |
| 7-day peak | 2,582 | 549 | 2,033 (4.7×) |
| 7-day average | 1,663 | 338 | 1,325 (4.9×) |
| 30-day peak | 2,582 | 549 | 2,033 (4.7×) |
| All-time peak | 2,679 | 549 | 2,130 (4.9×) |
| 24h change | ▼ 11.2% | ▲ 21.9% | — |
| 7d change | — | — | — |
| Total visits | 678.6M | 7.9M | 670.7M (86.0×) |
| Visits (24h) | 264.2K | 71.9K | 192.3K (3.7×) |
| Visits (7d) | 724.7K | 228.3K | 496.4K (3.2×) |
| Favorites | 530.1K | 6.2K | 523.9K (85.8×) |
| Rating | 77.7% | 83.4% | — |
| Global rank (players) | #1,092 | #1,861 | of 4,425 |
| Trending score | -31.8 | 57.3 | — |
| Created | Oct 21, 2020 | Jul 4, 2025 | — |
| Genre | Roleplay & Avatar Sim | Strategy | — |
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, 5 for [V3.5] Slap Battles Tower Defense.