184+ iOS apps curated and reviewed
Unit Converter is the household name in measurements converter, but it's far from the only option. We track 184+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (172K) | Yes | Yes | Jul 2026 |
| 2 |  | Free | 4.7★ (1.9K) | No | Yes | Jul 2026 |
| 3 |  | Free | 4.6★ (13K) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 4.6★ (16K) | No | Yes | Jul 2026 |
| 5 |  | Free | 4.8★ (148) | No | Yes | Jul 2026 |
| 6 |  | Free | 4.7★ (47K) | Yes | No | Jul 2026 |
| 7 |  | Free | 4.8★ (15K) | No | No | Jul 2026 |
| 8 |  | Free | 4.8★ (79K) | Yes | Yes | Jul 2026 |
Easily convert between a wide range of units across 20 categories, including length, weight, temperature, and more. Features live currency updates for 155 world currencies, refreshed daily. Designed for simplicity and visual appeal.
Easily convert between 76 measurement units across eight common types, including length, weight, temperature, and volume. Features a built-in calculator and optional currency conversion with daily exchange rate updates.
Easily convert between various units of measurement, including currencies, temperature, length, and weight. This intuitive tool provides real-time currency exchange rates and a comprehensive list of conversions for everyday use.
This app offers a powerful and user-friendly unit converter with 16 categories, including currency, length, and temperature. It allows for custom unit lists and provides live exchange rate updates for 148 currencies. Unlock all features with a one-time in-app purchase.
Easily convert between metric and imperial units for weight, length, temperature, area, and time. This app offers precise, fast results with a clean interface, working offline for daily, travel, school, or work needs.
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 provides a comprehensive unit and currency converter with a user-friendly interface. It offers offline functionality, supports over 30,000 unit conversions, and includes more than 160 currencies with live exchange rates. Users can save favorite conversions and get precise results.
Easily convert over 160 currencies and 350 physical units with real-time updates and offline capabilities. Create a favorites list for quick access to frequently used conversions and enjoy geo-based currency options. An ad-free version is available for purchase.
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 a wide range of units for length, area, mass, temperature, volume, and more. This app offers a comprehensive set of conversion tools for everyday and professional use.
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.
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.
Easily convert between metric and imperial units for a wide range of measurements including area, speed, temperature, and weight. Supports scientific prefixes and offers a history of your conversions. No internet connection required.
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 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.
Easily convert between various units and currencies with a simple, intuitive interface. Features live currency updates for 155 world currencies, refreshed every 15 minutes. Optimized for a wide range of Apple devices, including iPads with Split View support.
Easily convert between various units and metrics with a streamlined interface. Quickly access frequently used conversions through automatic shortcuts. Supports over 130 units across 20 categories, with options to customize decimals and reorganize metrics.
This watch application facilitates unit conversions for various measurements including length, temperature, weight, volume, area, and speed. Navigate through different conversion types by swiping and easily select units or input values for quick calculations directly on your wrist.
Easily convert recipe measurements with an intuitive dial interface. Adjust portions, convert between volume and mass for ingredients, and toggle between various international measurement systems. Includes temperature conversion.
This app offers a comprehensive unit and currency converter with over 1500 units across 65 categories. It features advanced search, customization, and two conversion modes for convenience, performing calculations as you type.