248+ iOS apps curated and reviewed
The best inside temperature thermometer apps on iPhone average 3.7★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.2★ (2.6K) | Yes | No | Aug 2026 |
| 2 |  | Free | 1.0★ (1) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.4★ (4.2K) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 4.0★ (37) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 4.3★ (13K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 5.0★ (3) | Yes | No | Jun 2026 |
| 7 |  | Free | 4.2★ (2.1K) | Yes | No | Aug 2026 |
| 8 |  | Free | 2.8★ (5) | Yes | Yes | Aug 2026 |
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.
This app provides real-time room temperature readings, humidity tracking, and local weather forecasts. It functions as a digital thermometer, temperature sensor, and ambient temperature sensor for home or office use. View temperatures in Celsius or Fahrenheit and monitor your indoor climate for comfort and safety.
This app transforms your iPhone or iPod Touch into a thermometer, displaying the exact outside temperature based on your current location. It provides detailed local weather conditions and allows you to check temperatures for other cities.
This app provides real-time indoor room temperature and outdoor weather updates. It also monitors humidity levels and wind speed, offering a convenient way to stay informed about your climate.
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 application uses your device's location to display the current outside temperature and humidity. It offers readings in both Celsius and Fahrenheit, requiring an internet connection for accurate data.
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.
This application displays current temperature readings and tracks temperature variations over time. It offers a clear and convenient way to stay informed about environmental changes with fast access to information.
This app provides real-time indoor and outdoor temperature readings with a clean, user-friendly interface. It's designed for quick and accurate temperature checks, making it ideal for daily monitoring at home, work, or while traveling.
Monitor your indoor room temperature and get real-time outdoor weather updates. Easily switch between Celsius and Fahrenheit to stay in control of your comfort and environment, whether at home or on the go.
This app transforms your smartphone into a precise digital thermometer. It displays real-time indoor room temperature, outdoor weather, and humidity levels with a classic retro interface. Customize themes and switch between Celsius and Fahrenheit for easy climate monitoring.
This utility app connects to compatible Bluetooth low energy thermometer hardware. It displays real-time temperature readings and offers both a thermometer view and a graph view for data visualization. Ideal for DIY projects and custom temperature monitoring setups.
This utility app displays temperature data from connected equipment in Excel and data plots with a 1-second response time. It allows users to save and share measurements, adjust data reception intervals, and monitor environmental temperature trends in real-time.
This app helps you monitor the indoor temperature of your room. It offers unlimited weather details and temperature checks with an ad-free experience through a premium subscription. Various subscription plans are available for extended access.
This application works with a Bluetooth thermometer to measure and monitor body temperature in real-time. It records data, provides temperature history, and can trigger alarms when temperatures reach critical levels. Background monitoring is supported.