Support Center
Have a problem or something on your mind? Check the frequently asked questions below or write to us directly.
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Frequently Asked Questions
How does fjt work?
We produce a biological age estimate from your daily habit and lifestyle data using scientific formulas. No wearable is required; if you like, you can also connect your Apple Health data.
Is my data safe?
Your health data is under your control only and is stored on EU servers (Stockholm). Apple Health access is read-only and you can withdraw it at any time.
How do I delete my account?
You can permanently delete your account and all your data at any time from the Settings section.
I'm having a problem with my subscription.
For anything related to payment or subscriptions, reach us using the form below and we'll get back to you as soon as possible.