196+ iOS apps curated and reviewed
Looking for free digital temperature converter apps? 17 of our 196+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.6★ (1.1K) | Yes | Yes | Jun 2026 |
| 2 |  | Free | 4.8★ (6.3K) | No | Yes | Aug 2026 |
| 3 |  | Free | 4.7★ (47K) | Yes | No | Aug 2026 |
| 4 |  | $9.99 | 4.8★ (5.3K) | No | No | Aug 2026 |
| 5 |  | Free | 4.8★ (1.4K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.7★ (7.2K) | Yes | Yes | Aug 2026 |
| 7 |  | $9.99 was $29.99 | 4.8★ (982) | No | No | Aug 2026 |
| 8 |  | Free | 4.7★ (1.6K) | Yes | Yes | Jul 2026 |
Effortlessly convert temperatures between eight different units including Celsius, Fahrenheit, Kelvin, and more. This app provides accurate conversions with clear formulas, making it ideal for students and professionals needing quick temperature calculations.
Easily convert temperatures between Celsius, Fahrenheit, and Kelvin with a clean and intuitive interface. This utility app offers quick and accurate conversions for everyday use. Ads are present but can be removed via a one-time purchase.
Quickly convert between thousands of units with an intelligent search and autocomplete feature. This app offers a streamlined interface, an integrated calculator, and the ability to save favorite conversions. It supports over 6,400 units across 51 categories, making it a comprehensive tool for all your conversion needs.
This app offers a fast and intuitive way to convert between thousands of units and currencies. Simply type to search and select units, with automatic category detection and intelligent suggestions. It includes advanced features like a built-in calculator and bookmark organization.
This app offers a comprehensive unit conversion tool with over 300 units across 27 categories. It supports compound units, date calculations, and conversions between various number systems, including historical units. The interface is designed for ease of use with smart keyboards and customizable display options.
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.
Effortlessly convert between hundreds of units across 26 essential categories with this precision calculator. Designed for speed and simplicity, it offers accurate results in seconds for students, professionals, and travelers alike. Enjoy offline functionality and a customizable experience.
This app offers a fast and user-friendly way to convert units and currencies. Customize your conversion lists and get instant results as you type, with support for over 350 units and 160 currencies. It also includes a built-in calculator and offline currency data.
This app offers a comprehensive unit conversion tool with over 971 units across 40 categories, including 173 currencies with real-time exchange rates. It features an intuitive interface, a scientific calculator, and offline functionality, making it ideal for precise conversions.
This app offers a comprehensive unit and currency conversion tool with a visually appealing interface and extensive unit options. It supports standard and non-standard units, compound conversions, and fraction input, making it versatile for various needs.
Effortlessly convert temperatures between various scales. Select your starting unit, input the temperature, and get instant results. Supports common and scientific units for comprehensive conversion needs.
This utility app offers a straightforward way to convert between multiple temperature units simultaneously. It features a dedicated numeric keyboard with support for negative numbers and decimals, ensuring quick and accurate conversions for various scientific and travel needs.
Easily convert temperatures between Fahrenheit and Celsius. Access current, historical, and forecasted weather data for any city in both units simultaneously.
Easily convert over 700 units across 30 categories with this powerful tool. It offers a user-friendly interface, dark mode support, and a backspace key for quick corrections. Save time on all your measurement conversion needs.
This app offers a comprehensive unit and hardness conversion tool with an easy-to-use interface. It includes currency conversion with updated exchange rates, over 300 engineering and scientific units, and a specialized hardness converter. Additional features like timezone conversion, pace calculation, and a standard calculator enhance its utility.
Easily convert temperatures between Celsius and Fahrenheit with instant results. The app visually indicates the temperature using background color and offers adjustable precision. Home screen widgets provide quick access to conversions without any advertisements.
This app provides a powerful and intuitive way to convert between a wide range of units, including length, weight, temperature, and more. It offers simultaneous conversion of multiple units and customizable options for a personalized experience. Get instant, accurate results for all your conversion needs.
Easily convert between various units of measurement for length, area, volume, weight, and more. Input values and instantly see results, simplifying daily calculations for work, homework, or household tasks.
Easily convert between hundreds of units across 43 categories, including currency with daily updated rates. Customize your workflow by hiding or reordering units and categories.
Quickly convert temperatures between Fahrenheit and Celsius with instant results. This ad-free utility works offline, offering animated visuals and contextual labels for easy understanding. It supports negative temperatures and includes reference points for common scenarios.