With this tool, you can add your favorite p41d singleplayer games on your steam library by just adding its App ID. Keep in mind that Denuvo-protected games are not supported unless you already own an activation ticket linked to your account.

ℹ️ How to launch / Instructions
1. Launch Steam
2. Press Launch

❓ Where can i get an App ID?
You can grab them from https://steamdb.info. On steamdb, search up your game, once you in the game page you should see the App ID on the very top then you copy them and paste it into the tool. Once you pasted the id press 'Add' and the tool does the checks if the game has denuvo or not. after that it should ask you to restart steam, press 'Restart Steam'. After steam restarts look at your steam library and the game you added should be in your library.

Note: This tool is mostly does not work on multiplayer games.