221+ iOS apps curated and reviewed
Hygrometer is the household name in indoor humidity app, but it's far from the only option. We track 221+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (6.1K) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 1.0★ (2) | No | Yes | Aug 2026 |
| 3 |  | Free | 4.7★ (104) | No | Yes | Aug 2026 |
| 4 |  | Free | 1.3★ (15) | No | No | May 2026 |
| 5 |  | Free | 4.6★ (15K) | No | No | Aug 2026 |
| 6 |  | Free | 4.2★ (2.1K) | Yes | No | Aug 2026 |
| 7 |  | Free | 4.7★ (11K) | No | No | Aug 2026 |
| 8 |  | Free | 4.9★ (16) | No | Yes | Aug 2026 |
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.
This app provides precise, real-time outdoor humidity data using advanced weather APIs. It features a visually appealing liquid-glass design and offers hourly and multi-day humidity forecasts. Ideal for monitoring indoor climates, protecting your home, or ensuring personal comfort.
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.
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.
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.
This app provides accurate indoor temperature readings in Celsius and Fahrenheit, along with outdoor weather context. It offers outfit suggestions, seasonal lifestyle tips, and the ability to create and share custom temperature cards with themed wallpapers.
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.
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.
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.
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.
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.
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.
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.
Monitor your indoor climate with this app, which displays data from your RoomAlyzer sensor. Track temperature, humidity, CO2, VOCs, noise, and light levels. Receive analyses, statistics, warnings, and a mould prognosis.
This app provides real-time temperature readings for both indoor room environments and outdoor locations worldwide. It offers detailed weather forecasts, including hourly and daily predictions, wind speed, humidity, and sunrise/sunset times. Easily monitor your home comfort or plan your travels with location-based weather information.
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.
This app provides a clear overview of outdoor temperature, humidity, and pressure with an emotionally designed, analog-inspired interface. It visualizes daily air conditions intuitively, including feels-like temperature and a discomfort index, based on your current location.
Transform your iPhone into a smart hygrometer to measure indoor humidity levels without extra hardware. Track air quality, protect wooden instruments, care for houseplants, and manage allergies with quick scans and actionable tips.
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.