Undersea Post Office Sim
Playing now
—First samples arriving
—of peak
All-time peak
—Tracking since the first sample
Playing now
—First samples arriving
All-time peak
—Tracking since the first sample
The band is the 25th to 75th percentile share of the launch level among simulation 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 12 Sep 2026. How this is computed. Data by SteamPeaks.com.