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Best Indoor Humidity App

248+ iOS apps curated and reviewed

3.5 avg rating
20 free apps
Updated October 2026

Hygrometer is the household name in indoor humidity app, but it's far from the only option. We track 248+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Indoor Humidity App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Hygrometer - HumidityHygrometer - HumidityFree4.7★ (6.1K)YesYesOct 2026
2Hygrometer - Humidity MeterHygrometer - Humidity MeterFree5.0★ (4)NoNoOct 2026
3Humidity CheckerHumidity CheckerFree1.3★ (16)NoNoOct 2026
4MoldGuard - Humidity CoachMoldGuard - Humidity CoachFree—NoYesJul 2026
5Humidity Checker °Humidity Checker °Free4.7★ (129)NoYesOct 2026
6AprilAire Healthy AirAprilAire Healthy AirFree4.6★ (16K)NoNoOct 2026
7Hygrometer: Air HumidityHygrometer: Air HumidityFree2.8★ (4)NoYesOct 2026
8GeneralAire HumidificationGeneralAire HumidificationFree—YesNoMay 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
Hygrometer - Humidity Meter#2

Hygrometer - Humidity Meter by Pixelated Development

Damp & Mold Risk by Room
Strong Contender
☀️ Weather
5.0(4 ratings)
Free
Hygrometer - Humidity Meter screenshot 1
Hygrometer - Humidity Meter screenshot 2
Hygrometer - Humidity Meter screenshot 3
Hygrometer - Humidity Meter screenshot 4
Hygrometer - Humidity Meter screenshot 5
Hygrometer - Humidity Meter screenshot 6

This app helps you monitor and prevent mold and condensation by calculating surface humidity, not just room humidity. It provides real-time alerts based on surface temperature and outdoor weather forecasts, and advises on optimal times to ventilate your home.

Humidity Checker#3

Humidity Checker by Condair A/S

Check your indoor environment.
Worth Considering
🔧 Utilities
1.3(16 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.

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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 October 2026, with a 4.7-star average from 6.1K App Store ratings, and it's free to download.
Yes — 20 of the top indoor humidity app we rank are free to download, including Hygrometer - Humidity and Hygrometer - Humidity Meter.
Hygrometer - Humidity shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 248+ indoor humidity app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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