Free on the App Store

Track caffeine.
Protect your sleep.

Caffeine Off monitors your daily intake and predicts how it impacts tonight's rest — so you know exactly when to stop.

Caffeine Off app screenshot showing the daily caffeine tracking ring displaying 348 of 950 mg with quick-add buttons for espresso, latte, cold brew, and drip coffee
5 hrs Average caffeine half-life
6+ hrs Before bed for quality sleep
400 mg Recommended daily limit

Built for better sleep habits

Everything you need to understand how caffeine affects your body and your nights.

Quick Drink Logging

Log espresso, drip coffee, filter, or custom drinks in a single tap. See your running total instantly.

Sleep Impact Score

Real-time analysis of how today's caffeine could affect tonight's rest based on metabolic half-life decay.

Caffeine Decay Chart

Visualise how caffeine breaks down hour by hour — so you know exactly when your body will be clear.

Daily Goal Tracking

Set a personalised daily limit and watch the progress ring fill throughout the day as a gentle nudge.

Withdrawal Timeline

Planning to cut back? See a detailed timeline of what to expect when you reduce or quit caffeine.

History & Trends

Browse past days on a clean calendar, spot patterns, and see how your habits change over time.

Three steps to better rest

No sign-up, no tracking — just log your drinks and let the science do the rest.

Log your drink

Pick from common coffees or add a custom one. One tap is all it takes.

Track the ring

Watch your daily progress ring go from calm green to warning yellow as you approach your limit.

Sleep soundly

Follow the sleep impact advice to time your last cup perfectly and wake up refreshed.

I had no idea my afternoon latte was ruining my sleep. Caffeine Off made it obvious — and now I sleep through the night.
— A better rested coffee lover

Start sleeping better tonight

Download Caffeine Off for free and discover how your caffeine habits shape your rest.

Download on the App Store