Build Sandbox Simulator vs [UPD] FIAS: Reborn
Build Sandbox Simulator currently leads with 550 concurrent players against 373. On all-time peak the record belongs to [UPD] FIAS: Reborn at 888 concurrent players, versus 794. Momentum favours Build Sandbox Simulator: +11.2% week over week versus -16.7% for [UPD] FIAS: Reborn. Lifetime, Build Sandbox Simulator has more visits (53.4M vs 1.5M). Full side-by-side history for Build Sandbox Simulator and [UPD] FIAS: Reborn is charted above.
Build Sandbox Simulator
550
playing now
794 24h peak · 53.4M visits
VS
[UPD🔥] FIAS: Reborn
373
playing now
463 24h peak · 1.5M visits
Player count history
Build Sandbox Simulator[UPD] FIAS: Reborn
Head to head
| Metric | Build Sandbox Simulator | [UPD] FIAS: Reborn | Difference |
|---|---|---|---|
| Playing now | 550 | 373 | 177 |
| 24h peak | 794 | 463 | 331 (1.7×) |
| 24h average | 549 | 312 | 237 (1.8×) |
| 7-day peak | 794 | 704 | 90 |
| 7-day average | 418 | 343 | 75 |
| 30-day peak | 794 | 704 | 90 |
| All-time peak | 794 | 888 | 94 |
| 24h change | ▲ 30.4% | ▲ 18.6% | — |
| 7d change | ▲ 11.2% | ▼ 16.7% | — |
| Total visits | 53.4M | 1.5M | 51.9M (35.9×) |
| Visits (24h) | 52.8K | 43.1K | 9.7K |
| Visits (7d) | 292.2K | 361.1K | 68.9K |
| Favorites | 4.9M | 2.7K | 4.9M (1847.8×) |
| Rating | 96.2% | 80.5% | — |
| Global rank (players) | #2,175 | #2,708 | of 7,786 |
| Trending score | 81.2 | -21.1 | — |
| Created | May 20, 2025 | Jun 14, 2026 | — |
| Genre | Simulation | Action | — |
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 — 12 days for Build Sandbox Simulator, 11 for [UPD] FIAS: Reborn.