If you have received a coupon or key code for Kartridge games or services, you can redeem your code by following these steps:
1) Open Kartridge and make sure you're signed into your account.
2) Click the triangle next to your username.
3) Select Redeem Key from the dropdown menu next to your profile name.
4) Enter your product key in the box and click Redeem.
If you encounter an error redeeming a key, please contact us at firstname.lastname@example.org.
Games purchased with keys can be seen in your Purchase History at any time.