quartz's chassis testing place vs 99 Nights Zombie Tower Defense
99 Nights Zombie Tower Defense currently leads with 581 concurrent players against 472. On all-time peak the record belongs to quartz's chassis testing place at 764 concurrent players, versus 679. Lifetime, 99 Nights Zombie Tower Defense has more visits (53.3M vs 36.2M). Full side-by-side history for quartz's chassis testing place and 99 Nights Zombie Tower Defense is charted above.
quartz's chassis testing place
472
playing now
764 24h peak · 36.2M visits
VS
99 Nights Zombie Tower Defense
581
playing now
581 24h peak · 53.3M visits
Player count history
quartz's chassis testing place99 Nights Zombie Tower Defense
Head to head
| Metric | quartz's chassis testing place | 99 Nights Zombie Tower Defense | Difference |
|---|---|---|---|
| Playing now | 472 | 581 | 109 |
| 24h peak | 764 | 581 | 183 |
| 24h average | 531 | 423 | 108 |
| 7-day peak | 764 | 679 | 85 |
| 7-day average | 539 | 444 | 95 |
| 30-day peak | 764 | 679 | 85 |
| All-time peak | 764 | 679 | 85 |
| 24h change | ▼ 6.0% | ▼ 23.5% | — |
| 7d change | — | — | — |
| Total visits | 36.2M | 53.3M | 17.1M |
| Visits (24h) | 77.3K | 51.5K | 25.9K (1.5×) |
| Visits (7d) | 114.6K | 212.2K | 97.6K (1.9×) |
| Favorites | 95.3K | 3.9M | 3.8M (41.0×) |
| Rating | 81.5% | 91.5% | — |
| Global rank (players) | #1,849 | #1,661 | of 4,380 |
| Trending score | -3.9 | -11.8 | — |
| Created | Jun 27, 2014 | Sep 7, 2025 | — |
| Genre | Simulation | Survival | — |
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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 — 3 days for quartz's chassis testing place, 5 for 99 Nights Zombie Tower Defense.