Best Checking Temperature Apps

224+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

The best checking temperature apps on iPhone average 4.4★ across 224+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Top Picks for Checking Temperature

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
#19in Medical
Body Temperature App For Fever screenshot 1
Body Temperature App For Fever screenshot 2
Body Temperature App For Fever screenshot 3
Body Temperature App For Fever screenshot 4
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
Thermometer: Body Temperature#2

Thermometer: Body Temperature by 199 Developments Private Limited

Fever & Temperature Checker
Strong Contender
💪 Health & Fitness
4.6😞(394 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  • 🤖 Outdated user interface
HD Thermometer ⊎#3

HD Thermometer ⊎ by Christophe Pereira

Current temperature & more
Worth Considering
☀️ Weather
4.3😐(13K ratings)
FreeAdsIn-App Purchases
#79in Weather
HD Thermometer ⊎ screenshot 1
HD Thermometer ⊎ screenshot 2
HD Thermometer ⊎ screenshot 3
HD Thermometer ⊎ screenshot 4

Displays the current temperature for your location using a weather service. Offers a clean, rustic interface and allows saving multiple locations. Not a true thermometer, it relies on external data for accuracy.

What We Love

  • ✅ Accurate
  • 🚀 Simple and reliable
  • 💻 Convenient for checking temperatures
  • 🌍 Provides temperatures for multiple locations

Room to Improve

  • 🚫 Does not measure indoor/room temperature
  • 🤔 Relies on weather data rather than direct measurement
  • 💰 Paid version required to remove ads

More Checking Temperature apps to explore

4
Thermometer
Thermometer
Thermometer
Temperature & More
Free

This app transforms your iPhone or iPod Touch into a thermometer, displaying the exact outside temperature based on your current location. It provides detailed local weather conditions and allows you to check temperatures for other cities.

Real-time outdoor temperature displayLocation-based temperature readingsLocal weather condition reports
🔧 Utilities
(3.9K)
free with in-app purchases
5
Body Temperature & Fever Check
Body Temperature & Fever Check
Body Temperature & Fever Check
My Thermometer: Measure Temp
Free

Estimate and log body temperature using biometric inputs like pulse and respiration. Manually enter readings or use in-app measurements with a subscription. Not for medical use, but provides wellness estimations.

Estimate temperature via pulse and respirationManually enter and save temperature readingsView, edit, and delete historical entries
🔧 Utilities
(0)
free with in-app purchases
6
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
(7.1K)
free with in-app purchases
7
Thermometer Body Temp
Thermometer Body Temp
Thermometer Body Temp
Temperature monitor & check
Free

Easily track and analyze your body temperature readings on your iOS device. Record measurements in Celsius or Fahrenheit, add notes about symptoms, and generate shareable reports for healthcare professionals. The app offers cloud storage, multiple profiles, and helpful reminders.

Record temperature in Celsius and FahrenheitAdd notes and symptom dataCloud storage and multi-device access
🏥 Medical
(309)
free with in-app purchases
8
Room Temperature Thermometer.
Room Temperature Thermometer.
Room Temperature Thermometer.
Temperature & Thermometer
Free

Monitor your room's real-time temperature and humidity with a comfort indicator. Enjoy relaxing weather sounds and receive daily tips for a healthier lifestyle. Features a sleep timer for peaceful rest.

Real-time room temperatureHumidity level detectionComfort status indicator
☀️ Weather
(206)
ad-supported
9
Room Temperature Check
Room Temperature Check
Room Temperature Check
by Geeta Vekariya
Free
☀️ Weather
(0)
10
Room Temperature + Thermometer
Room Temperature + Thermometer
Room Temperature + Thermometer
Indoor Temperature Checker App
Free

This app provides real-time indoor room temperature and outdoor weather updates. It also monitors humidity levels and wind speed, offering a convenient way to stay informed about your climate.

Indoor room temperature measurementReal-time outdoor weather updatesHumidity level monitoring
☀️ Weather
(35)
free with in-app purchases
11
Body Temperature & Thermometer
Body Temperature & Thermometer
Body Temperature & Thermometer
Temperature Tracker & Analyzer
Free

Log and analyze your body temperature with detailed symptom tracking. Visualize trends with interactive charts and export your health records. Supports multiple languages for global users.

Body temperature trackingSymptom loggingInteractive charts
🔧 Utilities
(57)
ad-supported
12
Body Temperature App Fever
Body Temperature App Fever
Body Temperature App Fever
Body Thermometer App for fever
Free

Estimate body temperature and monitor heart rate trends without a thermometer. Log readings, track symptoms, and analyze wellness data with multiple profiles and environmental insights. For wellness awareness only.

Estimate temperature using heart rateLog and track temperature readingsMeasure heart rate via phone camera
🔧 Utilities
(24)
free with in-app purchases
13
HVACR Check & Charge
HVACR Check & Charge
HVACR Check & Charge
PT Charts Superheat Subcooling
Free

This app provides an instant mobile refrigerant charge calculator for HVACR applications. It supports various refrigerants and allows users to calculate the correct system charge based on superheat, subcooling, or airflow, along with environmental conditions.

Instant refrigerant charge calculatorSuperheat calculator (non-TXV)Subcooling calculator (TXV)
🔍 Reference
(17K)
free
14
Body Temperature App
Body Temperature App
Body Temperature App
Body Temperature Log For Fever
Free

This app allows users to log body temperature readings along with associated symptoms like cough or body pain. It facilitates easy sharing of this data with healthcare providers via email. The application supports managing records for multiple individuals and integrates with Apple's Health App.

Log body temperature readingsRecord associated symptomsShare data via email
🏥 Medical
(450)
free with in-app purchases
15
Body Temperature, Thermometer
Body Temperature, Thermometer
Body Temperature, Thermometer
Digital Tracker
Free

Easily log and analyze your temperature readings to track trends over time. This app provides a user-friendly interface for recording data and offers secure storage for your health history. It's designed to help you manage temperature information efficiently.

Easy temperature loggingDetailed history and trendsSecure data storage
🏥 Medical
(16)
free with in-app purchases
16
Thermo - 헬스케어 또 체온계 다이어리
Thermo - 헬스케어 또 체온계 다이어리
Thermo - 헬스케어 또 체온계 다이어리
가족 온도계 트래커
Free

Easily track family health by logging temperature changes and other vital signs. Create individual profiles to monitor each person's well-being over time with helpful charts and graphs. Set personalized reminders for consistent tracking and utilize voice input for added convenience.

Family health trackingIndividual profilesTemperature logging
💪 Health & Fitness
(97)
freemium
17
Phone Temperature
Phone Temperature
Phone Temperature
Battery Life & Game Booster
Free

Monitor and manage your phone's heat in real time with smart cooling tools and an easy dashboard. Optimize performance and extend device life with live thermal tracking and one-tap modes for gaming, battery saving, and everyday use.

Real-time thermal monitoringSmart cooling profilesPowerful cooling actions
🔧 Utilities
(45)
free with in-app purchases
18
Fever Track: Body Thermometer
Fever Track: Body Thermometer
Fever Track: Body Thermometer
Temperature Checker & Tracker
Free

Monitor your health with this app, which allows you to log body temperature, symptoms, and mood. It provides calendar views, statistics, and reminders to help you track your well-being and identify health trends.

Manual temperature logging (°C/°F)Symptom and mood trackingCalendar and historical views
💪 Health & Fitness
(13)
free with in-app purchases
19
Body Temperature Recorder
Body Temperature Recorder
Body Temperature Recorder
Easy input and show graph
Free

Easily record your body temperature and visualize trends with automatic graphing. Track associated symptoms and share your data with healthcare providers or family. Supports multiple users and temperature units.

Record body temperatureAutomatic graphing of temperature trendsSymptom tracking
🏥 Medical
(13K)
free with in-app purchases
20
ThermoWorks
ThermoWorks
ThermoWorks
by ThermoWorks, Inc.
Free

Monitor cooking, BBQ, and ambient temperatures with compatible Bluetooth and Wi-Fi devices. Features enhanced graphing, alarms with push notifications, and cloud storage for session data. Ideal for professionals and enthusiasts needing precise temperature control.

Real-time temperature monitoringCustomizable temperature alarmsPush notifications for alerts
🔧 Utilities
(16K)
free