To update your payment details for the Your Reformer App, you will need to log into the web browser version by clicking on this link: Your Reformer App
Please login using the same email and password that you would use for the app version. Once you have logged in, please navigate to the top right hand corner of your screen and click on your initials.
You will now be within your account dashboard. Select "purchases" and you will be able to change your card details at the bottom of this page.