Best Iatse 891 Heat Stress Apps

227+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated June 2026

Looking for free iatse 891 heat stress apps? 20 of our 227+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Iatse 891 Heat Stress Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Headspace: Sleep & MeditationHeadspace: Sleep & MeditationFree4.8★ (974K)NoYesAug 2026
2OSHA-NIOSH Heat Safety ToolOSHA-NIOSH Heat Safety ToolFree2.6★ (314)NoNoAug 2026
3StressWatch: AI Stress MonitorStressWatch: AI Stress MonitorFree4.7★ (23K)NoYesAug 2026
4Heat SafetyHeat SafetyFree4.6★ (2.5K)YesYesAug 2026
5Rootd: Panic Attacks & AnxietyRootd: Panic Attacks & AnxietyFree4.8★ (10K)YesYesAug 2026
6StressTracker: AI Stress CheckStressTracker: AI Stress CheckFree4.7★ (431)NoYesAug 2026
7Stress Monitor for WatchStress Monitor for WatchFree4.5★ (9.1K)NoYesAug 2026
8Muscle Booster Workout TrackerMuscle Booster Workout TrackerFree4.5★ (137K)NoYesAug 2026

Top Picks for Iatse 891 Heat Stress

Headspace: Sleep & Meditation#1

Headspace: Sleep & Meditation by Headspace Inc.

Mental Health, Stress, Anxiety
Editor's Choice
💪 Health & Fitness
4.8😊(974K ratings)
FreeIn-App Purchases
#13in Health & Fitness
Headspace: Sleep & Meditation screenshot 1
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Headspace: Sleep & Meditation screenshot 4
Headspace: Sleep & Meditation screenshot 5
Headspace: Sleep & Meditation screenshot 6

This app offers expert-led guidance for mental health, mindfulness, and meditation. It provides tools for stress, anxiety, and sleep improvement, along with access to therapists, coaches, and an AI companion. Build daily skills to care for your mind and improve overall well-being.

What We Love

  • 🚀 Helpful for managing stress and anxiety
  • 🌙 Effective for improving sleep quality
  • 👍 Calming and soothing voice guidance
  • 🧠 Beneficial for mental health and mindfulness

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Limited free content, most features locked behind paywall
  • 🤯 Overwhelming number of options and courses
2.6😞(314 ratings)
Free
#36in Weather
OSHA-NIOSH Heat Safety Tool screenshot 1
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OSHA-NIOSH Heat Safety Tool screenshot 6

This tool helps outdoor workers stay safe by providing real-time heat index information and hourly forecasts specific to their location. It offers occupational safety recommendations and details on heat-related illnesses and their first aid.

What We Love

  • 💡 Valuable tool for heat safety
  • 👍 Useful and informative
  • 👍 Precise and accurate
  • 👍 Great for tracking heat index

Room to Improve

  • 🐛 Crashes or doesn't load data
  • 🐛 Inaccurate or inconsistent temperature/heat index readings
  • 🐛 Doesn't work in Canada
StressWatch: AI Stress Monitor#3

StressWatch: AI Stress Monitor by One Hundred Bad Ideas Limited

HRV & Habit Tracker for Watch
Worth Considering
💪 Health & Fitness
4.7😊(23K ratings)
FreeIn-App Purchases
#75in Health & Fitness
StressWatch: AI Stress Monitor screenshot 1
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This app uses your Apple Watch data to monitor stress levels through heart rate variability. It helps you build healthier habits, improve sleep, and understand your body's response to daily activities, aiming to lower your Bio Age.

What We Love

  • 🚀 Helpful for managing stress
  • 👍 Easy to use and useful for monitoring stress
  • 🚀 Provides accurate and insightful data
  • 👍 Smooth and intuitive user interface

Room to Improve

  • 🐛 Inconsistent or inaccurate stress readings
  • 🔔 Frequent and unnecessary notifications
  • 💰 Subscription model is expensive

More Iatse 891 Heat Stress apps to explore

4
Heat Safety
Heat Safety
Heat Safety
Heat Conditions and Forecasts
Free

This tool helps prevent heat-related illnesses for outdoor workers by providing heat index and wet bulb temperature data. It offers current conditions and forecasts for US locations, using standardized risk level categorizations to help plan work activities and ensure safety.

Heat index and wet bulb temperatureCurrent conditions and forecastsOSHA-NIOSH and US Army risk levels
☀️ Weather
(2.5K)
free with in-app purchases
5
Rootd: Panic Attacks & Anxiety
Rootd: Panic Attacks & Anxiety
Rootd: Panic Attacks & Anxiety
Stress Relief CBT Relax Games
Free

This app offers immediate and long-term relief from anxiety and panic attacks. It provides tools like a panic button, guided breathing, journaling, and educational lessons to help users understand and overcome their anxiety. Features also include soothing visualizations, sleep aids, and an emergency contact option.

Panic attack SOS buttonGuided deep breathing exercisesAnxiety journaling
💪 Health & Fitness
(10K)
freemium
6
StressTracker: AI Stress Check
StressTracker: AI Stress Check
StressTracker: AI Stress Check
Health Tracker & Stress Watch
Free

This app analyzes heart data from your Apple Watch to assess psychological stress levels and monitor mental, emotional, and physical states. It provides detailed charts and intelligent reminders to help you understand and manage stress over time.

AI-powered stress assessmentHRV data analysisMulti-dimensional stress charts
💪 Health & Fitness
(431)
freemium
7
Stress Monitor for Watch
Stress Monitor for Watch
Stress Monitor for Watch
HRV Tracker & Health Insights
Free

Monitor your stress, activity, and sleep using your Apple Watch data. Gain insights into your body's signals like HRV and resting heart rate to understand what impacts your well-being. Receive personalized recommendations for better mental, emotional, and physical performance.

Stress monitoringHRV and Resting Heart Rate analysisActivity and sleep tracking
💪 Health & Fitness
(9.1K)
freemium
8
Muscle Booster Workout Tracker
Muscle Booster Workout Tracker
Muscle Booster Workout Tracker
Gym calisthenics & weight loss
Free

This app acts as a personal trainer, creating customized workout plans for muscle gain, weight loss, or recovery. It offers a vast library of exercises and challenges for home or gym, adapting to your available equipment and goals.

Personalized workout plans1000+ exercise libraryHome and gym workouts
💪 Health & Fitness
(137K)
free with in-app purchases
9
Body Temperature App For Fever
Body Temperature App For Fever
Body Temperature App For Fever
Thermometer. Checker. Tracker
Free

Estimate and track body temperature trends to monitor potential fever symptoms. Log data, export reports for healthcare providers, and monitor family members' temperatures. Includes features like heart rate estimation and symptom tracking.

Estimate body temperatureLog and track temperature dataExport data to PDF
🏥 Medical
(22K)
free with in-app purchases
10
iStress: AI Stress Monitor
iStress: AI Stress Monitor
iStress: AI Stress Monitor
Stress Tracker for Watch & HRV
Free

Monitor your stress levels with this app, which uses your Apple Watch to track your stress status and provide insights. Receive alerts for high stress and analyze trends to understand triggers and improve well-being.

Real-time stress monitoring via Apple WatchHigh stress level alertsDetailed stress analysis and suggestions
💪 Health & Fitness
(391)
subscription
11
Flir One
Flir One
Flir One
Thermal Camera for Smartphones
Free

This app transforms your smartphone into a thermal imaging device when connected to a compatible camera. It helps identify hidden issues like water damage, electrical faults, and HVAC problems with advanced visual enhancements and measurement tools. Document and share your findings easily.

Thermal camera viewCapture photos and videosTemperature spot measurements
📷 Photo & Video
(7.6K)
free with in-app purchases
12
Wim Hof Method: Breathwork
Wim Hof Method: Breathwork
Wim Hof Method: Breathwork
Breathing Exercise, Meditation
Free

This comprehensive wellness tool guides you through daily breathing exercises, cold exposure, and mind-powering practices. Experience increased energy, reduced stress, better sleep, and enhanced resilience through scientifically validated techniques.

Guided breathing exercisesCold water therapy practicesMind power exercises
💪 Health & Fitness
(13K)
free with in-app purchases
13
Thermometer++ App
Thermometer++ App
Thermometer++ App
Temperature and more
Free

Transform your device into a precise thermometer. Get real-time outdoor temperature, humidity, pressure, and wind data for your current location. Utilizes AI to combine data from multiple sources for accurate, up-to-the-minute weather information.

Real-time temperature, humidity, pressure, and windThermometer, barometer, and hygrometer functionsCurrent location or custom location selection
☀️ Weather
(7.2K)
free with in-app purchases
14
Oneleaf: Health & Relaxation
Oneleaf: Health & Relaxation
Oneleaf: Health & Relaxation
Manage Weight, Stress, & Pain
Free

This app uses neuroscience and hypnotherapy to help you achieve health and wellness goals. It offers personalized audio programs designed by experts to reduce stress, manage pain, improve focus, and more. Daily sessions guide you into a relaxed state for positive change.

Personalized audio programsNeuroscience-based approachHypnotherapy sessions
💪 Health & Fitness
(1.2K)
free with in-app purchases
15
HeatAlert: Heat Stress Index
HeatAlert: Heat Stress Index
HeatAlert: Heat Stress Index
WBGT Conditions & Monitoring
Free

This application provides real-time Wet Bulb Globe Temperature (WBGT) and detailed weather forecasts for your location. It offers heat stress risk assessments and actionable recommendations to help you stay safe outdoors. Receive location-based insights including temperature, humidity, wind speed, and UV index.

Real-time WBGT valuesLocation-based weather forecastsHeat stress risk assessment
☀️ Weather
(11)
free
16
Hearty : Heart Rate,Stress, BP
Hearty : Heart Rate,Stress, BP
Hearty : Heart Rate,Stress, BP
Blood Pressure, Sleep & SpO2
Free

This app uses AI and your device's camera to monitor vital health metrics like heart rate, blood pressure, and stress levels. It provides detailed visual insights and personalized analysis to help you understand your well-being. Integrates with Apple Health for comprehensive tracking.

AI health analysisCamera pulse measurementBlood pressure tracking
💪 Health & Fitness
(7.5K)
free with in-app purchases
17
i-Heart: Heart Rate Monitor
i-Heart: Heart Rate Monitor
i-Heart: Heart Rate Monitor
blood pressure & pulse Tracker
Free

This app helps you monitor and manage your heart health by tracking heart rate, blood pressure, and pulse. It provides personalized analysis, trend charts, and daily recommendations to improve your well-being and understand your stress levels.

Personalized heart health analysisHeart rate, blood pressure, and pulse trackingVisualization and trend analysis
💪 Health & Fitness
(6.7K)
free with in-app purchases
18
Headspace Care (Ginger)
Headspace Care (Ginger)
Headspace Care (Ginger)
Ginger is now Headspace Care
Free

Access confidential mental health support through text-based coaching, video therapy, and psychiatry. Build skills with a library of resources. Available in English, Spanish, and French.

Live text-based coachingVideo therapy and psychiatrySkill-building resource library
💪 Health & Fitness
(1.9K)
free
19
StressFace: HRV Stress Tracker
StressFace: HRV Stress Tracker
StressFace: HRV Stress Tracker
Watch Stress Levels Monitor
Free

This app uses your Apple Watch to monitor stress levels through heart rate variability and heart rate data. It provides insights into daily fluctuations, potential triggers, and correlations with sleep and activity, helping you manage your well-being.

Real-time HRV monitoringStress score visualizationHeart rate trends
💪 Health & Fitness
(223)
freemium
20
Welldo: AI Stress Monitor
Welldo: AI Stress Monitor
Welldo: AI Stress Monitor
HRV & Health Tracker for Watch
Free

This app uses your Apple Watch data to monitor real-time stress, heart rate variability, and sleep. It translates complex health metrics into easy-to-understand insights, helping you build healthier habits and manage your energy levels.

Real-time HRV-based stress trackingBody Battery energy scoreSleep, activity & recovery insights
💪 Health & Fitness
(170)
free

FAQ about Iatse 891 Heat Stress

What are the best iatse 891 heat stress apps for iPhone?
Headspace: Sleep & Meditation tops our iatse 891 heat stress apps ranking as of June 2026, with a 4.8-star average from 974K App Store ratings, and it's free to download.
Yes — 20 of the top iatse 891 heat stress apps we rank are free to download, including Headspace: Sleep & Meditation and OSHA-NIOSH Heat Safety Tool.
Headspace: Sleep & Meditation has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 227+ iatse 891 heat stress apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.