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 $2.4K — a different platform, not this one.

World War II GI

WWII GI is the invasion of Normandy. The paranoia. The fear. the intensity that was D-Day. You will experience it first hand. You're in the 101st Airborne, part of the first wave of allied forces to touch down in a no-man's land of twisted shrapnel, dead bodies and heavily armed Nazi-infested machine-gun bunkers. Now you must fight your way through hostile beaches, abandoned country roads with tall, sniper infested hedgerows, the narrow streets of devastated villages and more. This is D-Day! Close combat gunfights, Sniper strikes, Village shoot-outs, bridge assaults and more! 30 Nazi-infested levels developed by the creators of NAM, Use true-to-war strategies to successfully complete genuine WWII Normandy military scenarios, Realistic environments. Gut-wrenching, challenging gameplay.