Best Humidity Checker Apps

218+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated July 2026

From beginner-friendly picks to power-user tools, our humidity checker list covers 218+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Humidity Checker

Hygrometer -Check the humidity#1

Hygrometer -Check the humidity by MORETHAN APPS

Check the humidity
Editor's Choice
☀️ Weather
4.7😞(6.1K ratings)
FreeAdsIn-App Purchases
Hygrometer -Check the humidity screenshot 1
Hygrometer -Check the humidity screenshot 2
Hygrometer -Check the humidity screenshot 3
Hygrometer -Check the humidity screenshot 4
Hygrometer -Check the humidity screenshot 5
Hygrometer -Check the humidity screenshot 6

This application provides real-time outdoor humidity readings for your current location. It features an easy-to-read analog design and is compatible with iPhone, iPad, and Apple Watch.

What We Love

  • 🚀 Accurate humidity readings
  • 👍 Simple and easy to use
  • 👍 Helpful for monitoring humidity levels
  • 👍 Useful for specific needs (e.g., guitar storage, painting)

Room to Improve

  • 🐛 Inaccurate humidity readings
  • 🐛 Inconsistent performance, app crashes
  • 🔋 Drains battery
Humidity Checker °#2

Humidity Checker ° by Adam Fahlman

Hygrometer and Temperature
Strong Contender
☀️ Weather
4.6(78 ratings)
FreeIn-App Purchases
Humidity Checker ° screenshot 1
Humidity Checker ° screenshot 2
Humidity Checker ° screenshot 3
Humidity Checker ° screenshot 4
Humidity Checker ° screenshot 5
Humidity Checker ° screenshot 6

This app displays current humidity and temperature with analog-style dials. It offers current weather, an 8-hour look-ahead, and a 3-day forecast. Premium features include ad removal, home screen widgets, and extended forecasts.

Humidity Checker#3

Humidity Checker by Condair A/S

Check your indoor environment.
Worth Considering
🔧 Utilities
1.3(15 ratings)
Free
Humidity Checker screenshot 1

This app helps you monitor and maintain optimal indoor humidity levels for better health and comfort. It calculates the amount of water needed to reach the ideal 40-60% RH range, using scientific formulas and providing simple visual indicators.

More Humidity Checker apps to explore

4
AprilAire Healthy Air
AprilAire Healthy Air
AprilAire Healthy Air
by Research Products Corporation
Free

Control your home's air quality remotely with this app. Adjust temperature, humidity, and freshness, and receive alerts for air quality events. Manage multiple devices and schedules for optimal comfort and energy savings.

Remote control of temperature, humidity, and air purityEvent-Based™ control for air cleaning and fresh airAutomatic humidifier and dehumidifier control
🌟 Lifestyle
(15K)
free with in-app purchases
5
The Thermometer -Digital-
The Thermometer -Digital-
The Thermometer -Digital-
Simple Temperature Humidity
Free

This app functions as a digital thermometer and hygrometer, displaying outdoor temperature and humidity for any location worldwide. It offers real-time updates, customizable colors, and unit selection. A premium plan adds multi-location saving and removes ads.

Outdoor temperature and humidity displayReal-time automatic updatesGlobal location data
☀️ Weather
(523)
freemium
6
Humidity Free
Humidity Free
Humidity Free
by Piet Jonas
Free

Displays current outdoor humidity based on your location and nearby weather stations. The background color visually represents humidity levels, and you can wipe the screen to clear it.

Real-time outdoor humidity displayLocation-based weather station dataDynamic background color changes
☀️ Weather
(2)
free
7
TempPro Sensor
TempPro Sensor
TempPro Sensor
by iTronics Co., Limited
Free

Monitor real-time temperature and humidity with historical data up to one year. Receive alerts when readings fall outside your set range, ensuring optimal conditions.

Real-time temperature displayReal-time humidity displayHeat index display
🌟 Lifestyle
(11K)
free
8
Hygrometer Barometer
Hygrometer Barometer
Hygrometer Barometer
Discomfort Index Calculator
Free

This app measures relative humidity and calculates the discomfort index using your current location. It displays humidity in a badge and offers barometric readings for compatible devices. Use it to gauge outdoor conditions for appropriate clothing choices.

Measures relative humidity via GPSCalculates discomfort index (DI)Displays humidity in badge
☀️ Weather
(143)
ad-supported
9
Humidity Window - Stoßlüften
Humidity Window - Stoßlüften
Humidity Window - Stoßlüften
Ventilation & Mold Risk
Free

This app acts as a digital hygrometer, tracking outdoor humidity and providing personalized advice on when to ventilate your home. It helps prevent mold growth and improve indoor air quality by suggesting optimal times to open windows. Monitor key weather metrics and receive instant updates via a home widget.

Outdoor humidity tracking (relative & absolute)Dew point comfort visualizationPersonalized ventilation advice
☀️ Weather
(15)
free with in-app purchases
10
Weather Live° - Local Forecast
Weather Live° - Local Forecast
Weather Live° - Local Forecast
Weather Widget & Rain Alerts
Free

Get accurate, customized weather forecasts with animated backgrounds and severe weather alerts. View detailed information like temperature, pressure, and wind speed. Includes widgets for your home screen and Apple Watch.

Customizable weather forecastsAnimated weather scenesSevere weather alerts
☀️ Weather
(397K)
free with in-app purchases
11
Humidity
Humidity
Humidity
by Mini Media Lab LLC
Free

This app provides real-time weather statistics based on your current location, including humidity, temperature, precipitation, cloud cover, and wind speed. It offers a clean, ad-free interface for easy access to up-to-the-minute weather updates.

Real-time humidity levelsTemperature updatesPrecipitation tracking
☀️ Weather
(202)
free
12
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
13
HUM-ID
HUM-ID
HUM-ID
Identify Humidity
Free

This app allows users to quickly detect moisture and standing water using a smartphone reader. It offers project management features to visualize sensor data on plans or photos, marking wet areas with a tap. The app also includes a test mode for individual sensor checks.

Moisture and standing water detectionBluetooth-enabled smartphone readerProject sensor control
💼 Business
(1)
free
14
HD Thermometer ⊎
HD Thermometer ⊎
HD Thermometer ⊎
Current temperature & more
Free

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.

Current location temperature displayRustic style interfaceSave multiple locations
☀️ Weather
(13K)
free with in-app purchases
15
Mila Air
Mila Air
Mila Air
World's smartest air purifier
Free

This smart air purifier offers intuitive control over your home's air quality, similar to a thermostat. It provides real-time monitoring of indoor and outdoor air, detailed insights into air quality factors, and customizable smart settings for optimal comfort and allergy relief.

Real-time indoor/outdoor air quality monitoringDaily/weekly AQI and TVOC insightsTracks 9 air quality factors
🌟 Lifestyle
(4.7K)
paid
16
Dew Point Humidity Calculator
Dew Point Humidity Calculator
Dew Point Humidity Calculator
Relative Wet Bulb Temperature
Free

This utility app calculates dew point, humidity, and wet bulb temperature with speed and accuracy. It's designed for weather, HVAC, and scientific applications, eliminating the need for manual calculations or physical tools.

Dew point calculationPsychrometric calculationsSupports Celsius, Fahrenheit, Kelvin
🔧 Utilities
(52)
free with in-app purchases
17
tempi.fi
tempi.fi
tempi.fi
Temperature & Humidity Sensors
Free

This app connects to wireless sensors to continuously monitor temperature and humidity. Receive alerts for out-of-range conditions, store historical data, and export readings in CSV format. Ideal for various environments like refrigerators, nurseries, and greenhouses.

Wireless sensor connectionContinuous temperature/humidity monitoringOut-of-range alerts
🔧 Utilities
(19)
free
18
Hygrometer.
Hygrometer.
Hygrometer.
Humidity Measure.
Free

This app displays the humidity at your current location with a simple, quick, and effective interface. A subscription unlocks advanced features like weather forecasts, wind speed, UV index, and sunrise/sunset times. Requires an internet connection to function.

Current humidity displayWeather forecast accessWind speed data
☀️ Weather
(4)
free with in-app purchases
19
SensorPush
SensorPush
SensorPush
by Cousins & Sears, LLC
Free

Monitor environmental conditions affecting your valuables with smart sensors. View current and historical data, set custom alerts for optimal ranges, and receive notifications for problematic conditions. Export data for analysis.

Real-time environmental monitoringHistorical data viewingCustomizable alerts
🌟 Lifestyle
(180)
free with in-app purchases
20
Temperature Thermometer App
Temperature Thermometer App
Temperature Thermometer App
Temperature and Humidity
Free

Get real-time temperature and humidity readings, along with daily weather forecasts. This app provides accurate local weather data, detailed 7-day forecasts, and alerts for temperature changes. Monitor air pressure, wind speed, and sunrise/sunset times.

Temperature measurementHumidity checker7-day weather forecast
🔧 Utilities
(1.3K)
free

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