
HeatPace: Heat & Hydration
Heat break & hydration coach
0 ratings
Free
About
HeatPace keeps you safe and performing in the heat. It checks the heat index where you are and turns it into a simple plan: when to drink, when to rest in the shade, and how hard to push.
BUILT FOR PEOPLE WHO WORK AND TRAIN OUTSIDE
Construction, farming, delivery, landscaping, events, running, cycling, hiking: if you spend hours in the sun, HeatPace is your heat coach.
KNOW YOUR HEAT RISK
• Live "feels like" heat index from temperature and humidity
• Risk levels from Low to Extreme, based on the OSHA heat index bands
• A 12-hour forecast that shows when the heat will peak
SHIFT BREAK TIMER
• Start a shift and HeatPace sets your work/rest cycle for the heat and your workload
• Alerts for shade breaks, back to work and water
• Track water for the shift against your target
BUILD HEAT TOLERANCE SAFELY
• A day-by-day acclimatization plan for new and returning workers, following NIOSH guidance
• Most heat illness at work happens in the first days on the job, and HeatPace helps you ramp up
TRAIN SMARTER IN THE HEAT
• How much to ease off your pace, and how much extra water you need
• The coolest hour to train in the next 20 hours
APPLE WATCH AND APPLE HEALTH
• Reads heart rate, workouts and active energy from your Apple Watch through Apple Health
• Warns you when your heart rate is high for the heat: take a shade break and drink
• Saves the water you log to Apple Health
KNOW THE WARNING SIGNS
• Heat stroke, heat exhaustion and heat cramps: signs and first aid
• One tap to call emergency services
PRIVATE BY DESIGN
No account, no ads, no tracking. Your Health data never leaves your phone.
HeatPace gives general guidance based on public recommendations (NWS, OSHA, NIOSH, ACSM). It is not a medical device and does not replace your employer's heat plan or medical advice. In an emergency, call your local emergency number.
Weather data by Open-Meteo.com.
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What's New in HeatPace
1.0
November 5, 2026




