BFI by Stayhealthy
Measure, track, and change
Archived App (Last seen on 21 May 2025)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This app offers an innovative way to measure body fat and lean mass percentages using just your phone, boasting up to 98% accuracy. It also provides medical-grade activity tracking and engaging augmented reality health experiences.
What's New in BFI by Stayhealthy
1.3.1
June 11, 2020
-Minor fixes and performance improvements.
Subscription plans
Premium (Yearly)
Unlock all features in app
Developer apps
FAQ
How accurate is BFI's body fat measurement?
BFI boasts up to 98% accuracy in predicting body fat and lean mass percentages, offering a significant innovation over older methods like BMI.
Does BFI require any special devices to work?
No, BFI is designed to work using just your phone, eliminating the need for any wearables for its core body composition measurements.
What kind of activity tracking does BFI offer?
BFI provides medical-grade activity tracking technology to monitor your movement and calories burned more accurately than many other devices or apps.
Can I access premium features for free?
You receive 30 days of complimentary access to premium features. After this period, premium features like the Activity Tracker, AR experiences, and Prizes require a subscription.
What are the subscription options for BFI Premium?
You can choose between a monthly subscription for $1.99/month or a yearly subscription for $19.99/year to unlock premium content.
How do I manage or cancel my BFI subscription?
You can manage and cancel your subscription by going to your account settings on the App Store after purchase. Cancellations must be made at least 24 hours before the end of the current period.
Is BFI suitable for all ages?
BFI has an age rating of 17+, indicating it is intended for adult users.
Does BFI offer any incentives for users?
Yes, BFI gives away free prizes every month to its users as part of an initiative to combat the obesity epidemic and encourage participation.
