Please take a moment to make sure you are using the most current version of the app. Please then log out and back into your account through the app (see video below).
If you have trouble logging in, please use this link to reset your password: theathletic.com/forgot-password
Once logged in, if you still don't have access please visit your settings to ensure you are logged into an account with a subscription.
NOTE: If one-step checkout was used with your initial purchase, your account is likely affiliated with the email tied to your payment method.
If for some reason these don't resolve your problem, please reach out and let us know what device and OS version you currently are on.