Redeeming a Apple Fitness+ Membership key is really simple, just follow these steps:
- Redeem at https://fitness.apple.com/redeem
- Download and open Fitness+ App on your iPhone.
- Go to your profile.
- Tap on Redeem Gift Card.
- Enter the code and redeem.
The key is not working
If you have activated the key according to the guide but the code appears not to work, please check what type of error message you receive and depending on it follow the appropriate instructions: