100% Free & Private

Cold Plunge.
Build Resilience.

The free cold exposure streak tracker. Track your daily plunge habit and build unshakeable mental toughness.

Start My Streak — Free No signup. No download. Just open and start.
100% Private No Account Needed Works Offline

The resistance you feel before getting in is the exact thing you need to overcome.

Start in 3 Seconds

No account. No app store. No friction.

Open the Link

Tap the button. IcePlunge opens instantly in your browser.

Tap "Start"

One tap to begin. Your streak starts counting immediately.

Feel Progress

Track milestones, see your tree grow, and celebrate every day.

Everything You Need to Build Resilience

Built for people who want to change. Every feature exists because it actually helps.

Streak Timer

Track consecutive days of cold exposure. Every plunge counted.

Growing Visual

Watch your resilience grow from a seed into ice-forged strength.

12 Milestones

Celebrate norepinephrine spikes, brown fat activation, deep adaptation, and more.

Adaptation Phases

Shocking, Adapting, Building, Hardening, Resilient, Ice-Forged, Unbreakable.

Plunge Stats

Track your longest streak of daily cold exposure and total plunge days.

Share Card

Share your cold plunge streak. Ice-forged bragging rights.

Streak Freeze

Rest days happen. 2 streak freezes protect your progress so one day off doesn't erase everything.

Badge Collection

Earn badges for plunge milestones and consistency. Prove your resilience.

Science-Backed Recovery Phases

Your body goes through real changes. IcePlunge shows you exactly where you are.

Day 0-3

Shocking

Cold shock response is intense. Learning to breathe through the initial gasp.
Day 3-7

Adapting

Norepinephrine spiking. Natural energy and mood elevation after each plunge.
Day 7-14

Building

Cold shock response diminishing. Brown fat beginning to activate.
Day 14-30

Hardening

Thermoregulation improving. Recovery from workouts is faster.
Day 30-60

Resilient

Baseline dopamine elevated. Inflammation markers lower.
Day 60-90

Ice-Forged

Deep adaptation. Cold feels different — you welcome it.
Day 90+

Unbreakable

Mind and body are forged. The cold is your ally.

Your Privacy is Non-Negotiable

Your journey is personal. Your data should be yours alone.

No Account

No email, no password, no signup. Just open and start.

On-Device Only

All data stays in your browser. Nothing sent to any server.

Minimal Analytics

Cookieless, anonymous page view counts only. No personal data collected.

Works Offline

Install as an app. Works without internet once loaded.

Frequently Asked Questions

Yes. No subscription, no equipment sales, no upsells. Just a free tracker.
Absolutely. Any deliberate cold exposure counts — cold showers, ice baths, cold plunge tubs, lake swims. Track whatever you do.
Start with 30 seconds to 1 minute. Work up to 2-5 minutes over weeks. Even 30 seconds triggers beneficial norepinephrine release.
Research shows cold exposure increases norepinephrine (2-3x), elevates dopamine (250%+), activates brown fat, reduces inflammation, and improves recovery.
Your choice. Use a streak freeze for rest days, or reset for strict tracking. IcePlunge saves your history either way.
Yes. IcePlunge works on any device with a modern web browser — phone, tablet, or desktop. Install it for offline access.
IcePlunge is a web app — no app store needed. Install it on your home screen for an app-like experience with offline support.

The Cold Is Calling

Norepinephrine spikes after just 30 seconds. One plunge changes everything.

Start My Streak — Free No signup. No download. Just open and start.