No revenue estimate for GOG — its rating/review counts don't calibrate to sales the way Steam's do. The Steam version is estimated at $391 — a different platform, not this one.

Discoveries of the Deep

This game is also included in Retro First Friday Collection #3 bundle. What wonders await you in the deepest oceans? Join an expedition to the unexplored abyss – a fascinating world of strange creatures, lost vessels, and a wealth of untold secrets. Search for ancient wrecks, underwater trenches, missing airplanes, and even the Titanic. Climb on board your mini-sub and dive as deep as you dare! Immerse yourself in Capstone Software’s classic aquatic simulation, presented with bright and colorful graphics, atmospheric sounds, and memorable music which brings the underwater world to life. The mysteries of the sea await your discovery! Perform scientific research in the Romanche Trench – 23,000 feet below the surface. Accept missions to locate and document sunken wrecks, buried treasure, and marine life. Use realistic instruments to navigate your way across the boundless sea. Deploy your mini-sub for deep sea exploration. Search for the missing “Flight 19” deep in the heart of the Bermuda triangle, team up with the U.S. Navy to clean up underwater nuclear waste, find and photograph the legendary Titanic, and much more!