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 $9.4K — a different platform, not this one.

Dread Nautical

Your cruise was so relaxing until the monsters from another dimension showed up to kill everyone. Fight them off, manage your resources effectively, and convince scattered survivors to join your efforts. Supernatural forces have overwhelmed a cruise liner called Hope with mysterious monstrosities. Fight them off as one of four unlikely heroes. Manage your scarce resources effectively , and convince scattered survivors to fight alongside you. You’ll need them for any hope of escaping this “vacation” alive. Traverse all 20 decks to unlock the mysteries of the Hope. Think several steps ahead during each battle, plotting the optimal use of each character’s action points. Your weapons, bandages, and other items deteriorate , and your resources are very limited. Make sure your companions rest, or panic may overtake them. Oh… And expect to die. A lot.