Iron Man Simulator vs []Hold the Door: Zombie Defense
[]Hold the Door: Zombie Defense currently leads with 1,295 concurrent players against 586, a 2.2× advantage. On all-time peak the record belongs to []Hold the Door: Zombie Defense at 1,585 concurrent players, versus 1,019. Lifetime, Iron Man Simulator has more visits (112.3M vs 14.2M). Full side-by-side history for Iron Man Simulator and []Hold the Door: Zombie Defense is charted above.
Iron Man Simulator
586
playing now
1,019 24h peak · 112.3M visits
VS
[☀️]Hold the Door: Zombie Defense
1,295
playing now
1,527 24h peak · 14.2M visits
Player count history
Iron Man Simulator[]Hold the Door: Zombie Defense
Head to head
| Metric | Iron Man Simulator | []Hold the Door: Zombie Defense | Difference |
|---|---|---|---|
| Playing now | 586 | 1,295 | 709 (2.2×) |
| 24h peak | 1,019 | 1,527 | 508 |
| 24h average | 700 | 1,232 | 532 (1.8×) |
| 7-day peak | 1,019 | 1,535 | 516 (1.5×) |
| 7-day average | 498 | 1,041 | 543 (2.1×) |
| 30-day peak | 1,019 | 1,535 | 516 (1.5×) |
| All-time peak | 1,019 | 1,585 | 566 (1.6×) |
| 24h change | ▲ 23.9% | ▲ 4.5% | — |
| 7d change | — | — | — |
| Total visits | 112.3M | 14.2M | 98.1M (7.9×) |
| Visits (24h) | 137.4K | 179.7K | 42.3K |
| Visits (7d) | 456.2K | 678K | 221.9K |
| Favorites | 742.5K | 101.8K | 640.7K (7.3×) |
| Rating | 88.6% | 83.9% | — |
| Global rank (players) | #1,764 | #1,215 | of 4,743 |
| Trending score | 110.1 | 55.4 | — |
| Created | May 8, 2018 | Mar 18, 2026 | — |
| Genre | Action | Strategy | — |
Other comparisons
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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 — 5 days for Iron Man Simulator, 5 for []Hold the Door: Zombie Defense.