Bunker Builder Simulator: Prologue
Playing now
1+1 vs. yesterday
20%of peak
All-time peak
56 Sep 2026
Playing now
1+1 vs. yesterday
All-time peak
56 Sep 2026
The band is the 25th to 75th percentile share of the launch level among games at each month since launch, with their median as the line; a game joins a curve after 6 months of averages. Recomputed weekly, last on 5 Sep 2026. How this is computed. Data by SteamPeaks.com.