Undersea Post Office Sim — Steam game overview

Stored observation / content update: 2026-10-25T19:25:21.000Z

Run the last post office on the seabed. Weigh every parcel, price it to the exact stamp, catch the forgeries, and pack the day's mail into a fish-shaped cargo hold that has to hang level. Four weeks. Four rent days. One desk between you and eviction.

Upcoming game. Player and sales observations may not yet exist.

Revenue is modelled, not confirmed sales. See the methodology and uncertainty range.