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Best Humidity Sensor Apps

246+ iOS apps curated and reviewed

4.1 avg rating
18 free apps
Updated August 2026

With an average user rating of 4.1★, the humidity sensor category is one of the App Store's strongest. Browse all 246+ apps we track, sorted so the most loved ones surface first.

Compare top Humidity Sensor Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Hygrometer - HumidityHygrometer - HumidityFree4.7★ (6.1K)YesYesSep 2026
2TempPro SensorTempPro SensorFree4.7★ (11K)NoNoSep 2026
3Humidity Window - StoßlüftenHumidity Window - StoßlüftenFree4.9★ (16)NoYesSep 2026
4AprilAire Healthy AirAprilAire Healthy AirFree4.6★ (16K)NoNoSep 2026
5Humidity CheckerHumidity CheckerFree1.3★ (15)NoNoMay 2026
6CI Smart SensorCI Smart SensorFree4.2★ (358)NoNoJul 2026
7Absolute Humidity – CalculatorAbsolute Humidity – CalculatorFree—NoYesSep 2026
8Humidity AppHumidity App$1.993.0★ (2)NoNoAug 2026

Top Picks for Humidity Sensor

Hygrometer - Humidity#1

Hygrometer - Humidity by MORETHAN APPS

Check Current Humidity
Editor's Choice
☀️ Weather
4.7😞(6.1K ratings)
FreeAdsIn-App Purchases
Hygrometer - Humidity screenshot 1
Hygrometer - Humidity screenshot 2
Hygrometer - Humidity screenshot 3
Hygrometer - Humidity screenshot 4
Hygrometer - Humidity screenshot 5
Hygrometer - 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
  • 📍 Provides location-based data, not actual indoor measurements
TempPro Sensor#2

TempPro Sensor by iTronics Co., Limited

Strong Contender
🌟 Lifestyle
4.7😞(11K ratings)
Free
TempPro Sensor screenshot 1
TempPro Sensor screenshot 2
TempPro Sensor screenshot 3
TempPro Sensor screenshot 4
TempPro Sensor screenshot 5
TempPro Sensor screenshot 6

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.

What We Love

  • 🚀 Accurate temperature and humidity readings
  • 👍 Easy to use app
  • 🚀 Quick sensor connection
  • 👍 Helpful for monitoring environments

Room to Improve

  • 🐛 Devices disappear from app after closing
  • 🐛 Frequent app crashes
  • 🐛 Sensor data not saving properly
  • 🐛 Buggy app updates
  • 🔋 Short battery life for sensors
Humidity Window - Stoßlüften#3

Humidity Window - Stoßlüften by Tiago Mendes

Ventilation & Mold Risk
Worth Considering
☀️ Weather
4.9(16 ratings)
FreeIn-App Purchases
Humidity Window - Stoßlüften screenshot 1
Humidity Window - Stoßlüften screenshot 2
Humidity Window - Stoßlüften screenshot 3
Humidity Window - Stoßlüften screenshot 4

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.

More Humidity Sensor apps to explore

FAQ about Humidity Sensor

What are the best humidity sensor apps for iPhone?
Hygrometer - Humidity tops our humidity sensor apps ranking as of August 2026, with a 4.7-star average from 6.1K App Store ratings, and it's free to download.
Yes — 18 of the top humidity sensor apps we rank are free to download, including Hygrometer - Humidity and TempPro Sensor.
Hygrometer - Humidity shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 246+ humidity sensor apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app allows you to check the outdoor humidity at your current location. It presents the information with an easy-to-read analog design, offering a sense of everyday sensibility.
Key features include real-time outdoor humidity readings for your current location, an 'easy to read' analog design, universal support for iPhone and iPad, and compatibility with Apple Watch.