Master the Cold.
ColdPlunge detects when the water drops below your temperature threshold and starts the timer automatically — so you stay fully present in the cold and let the app handle the rest.
ColdPlunge detects when the water drops below your temperature threshold and starts the timer automatically — so you stay fully present in the cold and let the app handle the rest.
Built for cold plunge enthusiasts, from beginners to daily practitioners.
Set your temperature threshold in Settings. When the water drops below it, ColdPlunge automatically starts your session timer — no tapping, no fumbling. Just get in and focus on your plunge.
Prepare your body and mind with guided breathing exercises before each session. Customize the pattern to fit your routine.
Log every session and watch your streak and total time in the cold grow.
Record water temperature to correlate difficulty with your stats over time.
Set weekly targets and earn streaks to stay motivated.
Get started in under a minute.
Install ColdPlunge from the App Store on your iPhone or iPad.
Choose a target duration for your plunge — start with 1–2 minutes and build from there.
Follow the customizable guided breathing sequence to prepare your body and calm your mind before entering the water.
Once the water temperature drops below your preset threshold, ColdPlunge automatically starts your timer. No tapping required — just get in and breathe.
Visit the History tab to review your sessions, streaks, and trends over time.
Found a bug or have a feature request? Open a ticket on GitHub — we respond quickly.
Prefer email? Reach us at moto.satoshi84@gmail.com