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 $4.4M — a different platform, not this one.

Layers of Fear (2016)

Layers of Fear is a first-person psychedelic horror game with a heavy focus on story and exploration. Players take control of a painter whose sole purpose is to finish his Magnum Opus. The player must navigate through both a constantly changing Victorian-era mansion and ghastly visions of the painter’s fragile and crumbling psyche. Along the way, players will find bits and pieces of information that will allow the player to understand the dark and sad past of the painter. Psychedelic horror – A sense of insanity means each turn of the camera may completely change the look of your surroundings. Victorian setting – Explore a game world inspired by masterpiece paintings, architecture and décor from the 19th century. Original and classic art – Numerous pieces of original art and music flesh out the story and environment. Story-focused exploration – Only through exploring the environment can you uncover the details of the painter’s dark and tragic past.