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Best Indoor Humidity App

249+ iOS apps curated and reviewed

3.6 avg rating
19 free apps
Updated September 2026

Hygrometer is the household name in indoor humidity app, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Indoor Humidity App (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Hygrometer - HumidityHygrometer - HumidityFree4.7★ (6.1K)YesYesOct 2026
2Humidity CheckerHumidity CheckerFree1.3★ (15)NoNoMay 2026
3AprilAire Healthy AirAprilAire Healthy AirFree4.6★ (16K)NoNoOct 2026
4Hygrometer: Air HumidityHygrometer: Air HumidityFree2.0★ (3)NoYesSep 2026
5Humidity Checker °Humidity Checker °Free4.7★ (115)NoYesOct 2026
6MoldGuard - Humidity CoachMoldGuard - Humidity CoachFree—NoYesJul 2026
7Indoor ThermometerIndoor ThermometerFree4.2★ (2.1K)YesNoOct 2026
8Roomly: Indoor ComfortRoomly: Indoor ComfortFree—NoYesJul 2026

Top Picks for Indoor Humidity App

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
Humidity Checker#2

Humidity Checker by Condair A/S

Check your indoor environment.
Strong Contender
🔧 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.

AprilAire Healthy Air#3

AprilAire Healthy Air by Research Products Corporation

Smart Thermostat & IAQ Control
Worth Considering
🌟 Lifestyle
4.6😞(16K ratings)
Free
AprilAire Healthy Air screenshot 1
AprilAire Healthy Air screenshot 2
AprilAire Healthy Air screenshot 3
AprilAire Healthy Air screenshot 4
AprilAire Healthy Air screenshot 5

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.

What We Love

  • 💡 Convenient remote control
  • 👍 Intuitive scheduling options
  • 🚀 Fast and responsive app
  • 👍 Integrates well with HVAC system

Room to Improve

  • 🐛 Frequent connectivity issues
  • 👎 Outdated and confusing UI
  • 🐛 Unreliable app performance
  • 👎 Limited functionality compared to competitors

More Indoor Humidity App apps to explore

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FAQ about Indoor Humidity App

What is the best indoor humidity app for iPhone?
Hygrometer - Humidity tops our indoor humidity app ranking as of September 2026, with a 4.7-star average from 6.1K App Store ratings, and it's free to download.
Yes — 19 of the top indoor humidity app we rank are free to download, including Hygrometer - Humidity and Humidity Checker.
Hygrometer - Humidity shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ indoor humidity app on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.

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free indoor humidity app