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 $33.4K — a different platform, not this one.
Riddle of the Sphinx™ The Awakening (Enhanced Edition)
Also onSteam
Immerse yourself into the Giza Sphinx and Great Pyramid — one of the last seven wonders of the ancient world — and solve a Riddle of megalithic proportions. Riddle of the Sphinx™ The Awakening is truly an epic ancient Egyptian adventure featuring exploration in and around highly accurate 3D replicas of the Giza Sphinx and Great Pyramid of Cheops (aka, Khufu). While you start out at the Sphinx and can examine the inside of the Great Pyramid as it exists today, this is only the beginning of a long journey that reveals and solves many real-life archaeological mysteries. You will be the one to make these exciting finds, and ultimately solve the Riddle of the Sphinx™ ! But you must be careful. Your choices matter. The ancient Egyptians went to great lengths to keep others from finding the secrets and solving the Riddle. Decode ancient puzzles designed to thwart 4,500-year-old tomb robbers. And explore secret chambers, discover hidden tombs, unearth ancient relics, and unravel an ancient Riddle, entombed for centuries by the ancient Egyptians! Riddle of the Sphinx™ The Awakening (Enhanced Edition) features: Hours of challenging gameplay Complex puzzles and subtly hidden clues to challenge your skills Beautifully rendered 3D environments and scenes with meticulous attention to detail Cinematic animations and cut-scenes throughout the game Historical accuracy and real-world archaeological puzzle integration An original, richly orchestrated Egyptian soundtrack Over 50 million square feet of exploration The Enhanced Edition Engine features: HD resolution: every element has been HD enhanced Exceedingly fast navigation Cinematic transitions & node warping Real-time environmental FX: 4,500-year-old tomb dust, gnats, sand, bokeh, bubbles, etc. Ingenious miniUI with interactive magnifying loupe New set of "Flying Scarab" cursors, along with legacy "hand" cursors Re-engineered Inventory and Saved Games UI Captions/Subtitles Achievements!