Tethyscope — Steam game overview

Stored observation / content update: 2026-10-25T12:29:45.000Z

Explore our planet's ocean to discover animals, plants, and shipwrecks. Take photographs to document your findings and sell them to fund upgrades to your submarine.

Game metrics below are stored observations; missing values are unknown.

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