SnowFire: Cold Plunge & Sauna

Recovery, Tracked With Science

Free · In-App Purchases · Designed for iPhone. Not verified for macOS.

Watch your body hit Cold Shock, Catecholamine & Peak Neurochemical zones in real time. The only thermal therapy app with live benefit stages. Free 14 days. SnowFire is the thermal therapy tracker for people who take cold plunge, sauna, and steam seriously. Real protocols. Real benefit data. Real-time tracking from your Apple Watch. SCIENCE-BACKED PROTOCOLS Follow weekly programs from Søberg, Huberman, Patrick, Nordic, and more. Each protocol comes with weekly time, temperature, and session targets pulled from peer-reviewed research. Run guided protocol sessions where every step has timed instructions — follow Søberg's cold-hot-cold sequence or any framework, step by step. APPLE WATCH INTEGRATION Start sessions from your wrist. Live heart rate, calories, stage progress, and water temperature through the entire session. Cold plunge water temperature auto-detects on Apple Watch Ultra and Series 9 or later. Leave the phone in the locker. REAL-TIME BENEFIT STAGES Watch your sessions progress through scientifically mapped stages — Cold Shock Response, Catecholamine Activation, Peak Neurochemical Response. Know exactly when you've hit each zone in real time. BENEFITS TRACKING Track 28 estimated benefits across sessions including norepinephrine, dopamine, brown fat activation, cardiovascular health, BDNF, and heat shock proteins. Every benefit tagged with the evidence strength behind it. HEALTH METRICS Full heart rate curves, HRV, HR range, average bpm, and calories burned — captured automatically through Apple Watch and synced to Apple Health. CUSTOM ROUTINES Build multi-step routines that match how you train. Stack cold, sauna, cooldown, and steam steps with custom durations and temperatures. Save them. Launch with one tap. BREATHWORK INTEGRATION Four guided techniques: Box, Wim Hof, Physiological Sigh, and Cold Plunge Prep. Use them standalone or as pre-session prep before cold or sauna. WEEKLY GOAL TRACKING Visual goal rings for cold, sauna, and steam show weekly progress at a glance. Track streaks, total time, session counts, and trends by week, month, or year. SESSION HISTORY Color-coded activity calendar shows every session. Filter by type, browse daily breakdowns with duration, temperature, and heart rate. APPLE HEALTH NATIVE Every session writes a workout to the Health app with full HR samples, calories, and duration. Thermal therapy data sits next to your lifts and runs. WIDGETS & LIVE ACTIVITIES Follow active sessions from your Lock Screen. Add Home Screen widgets to check weekly goal progress without opening the app. Launch sessions instantly with Siri Shortcuts. 14-day free trial. iOS + Apple Watch. Built for daily use. Terms of Use: https://getsnowfire.app/terms Privacy Policy: https://getsnowfire.app/privacy

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- Automatic water temperature detection on Apple Watch Ultra - Enhanced onboarding session - set weekly goals and protocol - Cleaner session history & calendar heatmap

Version 1.1.0

The developer, KEVIN THOMAS GARY, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Health & Fitness
    • Purchases
    • Identifiers
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • KEVIN THOMAS GARY
Size
  • 16.2 MB
Category
  • Health & Fitness
Compatibility
Requires iOS 17.0 or later.
  • iPhone
    Requires iOS 17.0 or later.
  • Mac
    Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
  • Apple Watch
    Requires watchOS 26.0 or later.
Languages
  • English
Age Rating
13+
  • 13+
  • Learn More
  • Infrequent
    Medical/Treatment Information

    Contains
    Health or Wellness Topics
In-App Purchases
Yes
  • SnowFire Lifetime $99.99
  • SnowFire Annual $49.99
  • SnowFire Monthly $6.99
  • Learn More
Copyright
  • © 2026 Badger House Productions LLC
  • Developer Website
  • Privacy Policy
  • Licence Agreement

    • Supports

    • Family Sharing

      Some in-app purchases and subscriptions may be shareable with your family group when Family Sharing is enabled. Learn More