Best Body Temperature Watch Apps

249+ iOS apps curated and reviewed

3.9 avg rating
20 free apps
Updated September 2026

Every iPhone needs a few good body temperature watch apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Body Temperature Watch Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Body Temperature App For FeverBody Temperature App For FeverFree4.7★ (22K)NoYesSep 2026
2Thermometer: Body TemperatureThermometer: Body TemperatureFree4.6★ (407)NoYesSep 2026
3ThermoWatch+ for WatchThermoWatch+ for WatchFree2.5★ (90)YesNoAug 2026
4Welltory: Stress & Heart RateWelltory: Stress & Heart RateFree4.7★ (133K)NoYesSep 2026
5iCardiac: Heart Rate & HealthiCardiac: Heart Rate & HealthFree4.7★ (30K)YesYesSep 2026
6Temperature CheckerTemperature CheckerFree4.2★ (39)NoYesSep 2026
7OuraOuraFree4.9★ (291K)NoNoSep 2026
8Body Temperature NotepadBody Temperature NotepadFreeYesYesMay 2026

Top Picks for Body Temperature Watch

Body Temperature App For Fever#1

Body Temperature App For Fever by AboutMe Apps, Inc.

Thermometer. Checker. Tracker
Editor's Choice
🏥 Medical
4.7😞(22K ratings)
FreeIn-App Purchases
#17in Medical
Body Temperature App For Fever screenshot 1
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Body Temperature App For Fever screenshot 5
Body Temperature App For Fever screenshot 6

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.

What We Love

  • ⭐ Accurate temperature readings
  • 📊 Helpful for tracking health symptoms
  • 🔍 Useful when no thermometer is available

Room to Improve

  • 💰 Subscription-based model
  • 🤔 Misleading claims about temperature measurement
  • 🤖 Inaccurate temperature estimates
  • 🔒 Lack of transparency around subscription details
4.6😞(407 ratings)
FreeIn-App Purchases
Thermometer: Body Temperature screenshot 1
Thermometer: Body Temperature screenshot 2
Thermometer: Body Temperature screenshot 3
Thermometer: Body Temperature screenshot 4
Thermometer: Body Temperature screenshot 5

Estimate body temperature using your smartphone without a physical thermometer. Track heart rate, blood pressure, and sync with Apple Watch for real-time fever alerts. Log custom health data and generate shareable PDF reports.

What We Love

  • 🚀 Accurate temperature readings
  • 👍 Helpful for tracking health issues
  • 👍 Useful when no thermometer is available
  • 👍 Reliable app with good support

Room to Improve

  • 🐛 Inaccurate temperature readings
  • 💰 Expensive subscription
  • 🤖 Outdated user interface
  • 🤔 Unclear free vs. premium features
ThermoWatch+ for Watch#3

ThermoWatch+ for Watch by Airwire products.

Add Body Temperature Data
Worth Considering
💪 Health & Fitness
2.5(90 ratings)
FreeAds
ThermoWatch+ for Watch screenshot 1
ThermoWatch+ for Watch screenshot 2
ThermoWatch+ for Watch screenshot 3

Easily log body temperature and basal body temperature data directly from your Apple Watch to the Health app. Features a sophisticated UI designed for the Digital Crown, making data entry quick and intuitive. Note: This app registers measured values; the Apple Watch itself does not measure temperature.

More Body Temperature Watch apps to explore

FAQ about Body Temperature Watch

What are the best body temperature watch apps for iPhone?
Body Temperature App For Fever tops our body temperature watch apps ranking as of September 2026, with a 4.7-star average from 22K App Store ratings, and it's free to download.
Yes — 20 of the top body temperature watch apps we rank are free to download, including Body Temperature App For Fever and Thermometer: Body Temperature.
Body Temperature App For Fever has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ body temperature watch apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app allows you to estimate and track your body temperature trends to help you monitor potential fever symptoms. It also enables you to log data, export reports for your doctor, and even estimate your heart rate using your phone's camera.
No, this app is for wellness use only and cannot be used for diagnostics or medical purposes. It is intended to improve your awareness of general wellness and does not diagnose, treat, mitigate, or prevent any disease or symptom. Always seek professional medical advice for any health concerns.