Your practice,
in your pocket
The app brings guided sessions, cold exposure support, and progress tracking together — a daily companion to the same principles you log on this study site each week.
Free premium subscription for study participants
As part of this study you receive a free 1-year premium subscription to the Wim Hof Method app. Contact the study team with the email address you'd like to use for access and they'll set it up for you.
Guided breathing
Follow structured breathwork sessions with timing and audio — the core of the Method.
Cold & exposure
Track showers, plunges, and exposure over time so you can see consistency build.
Progress & challenges
Challenges, streaks, and history help you stay motivated between study check-ins.
Download
Choose your store
Opens the official listing on your phone or tablet. Free to install; optional in-app upgrades are managed by the publisher.
This study lives in your browser
Weekly check-ins, consent, and your profile all happen here on the web. The WHM app is optional — use it alongside this site if it helps you stay consistent with breathing and cold practice between surveys.
Questions? Use Contact on the home page.