* For Variety: Test Drive Unlimited * This game offers a unique open-world experience on a recreation of O‘ahu, allowing players to free roam and discover races.

Don't fall for clickbait. While you can't play Forza on a PSP, Gran Turismo PSP remains one of the best handheld racers ever made and is exactly what you are looking for.

Any download link claiming to be an official "Forza PSP ISO" or "Forza Horizon PSP ROM" is highly misleading. These files are typically one of three things: Modified versions of existing PSP racing games.