216+ iOS apps curated and reviewed
If you already know Simple Unit Converter, this is the deeper bench. 216+ simple unit converter apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.3★ (210) | No | No | Jul 2026 |
| 2 |  | Free | — | No | No | May 2026 |
| 3 |  | Free | 4.6★ (16K) | No | Yes | Aug 2026 |
| 4 |  | Free | 4.6★ (13K) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 4.7★ (916) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 5.0★ (1) | No | No | May 2026 |
| 7 |  | $0.59 was $0.99 | 3.3★ (39) | No | No | Aug 2026 |
| 8 |  | Free | — | Yes | No | May 2026 |
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 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 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.
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.
Easily convert between various units of measurement with this user-friendly calculator. It offers a wide range of dimensions and units for everyday use and specific applications.
Effortlessly convert units with this intuitive and lightweight tool. Get real-time results for over 700 units across 30+ categories displayed simultaneously. Customize your conversion lists and access your history.
Easily convert between various units of measurement including length, weight, temperature, and currency. Features automatic currency updates, a vast selection of currencies, and customizable display options for accuracy and rounding. Optimized for multitasking on iPad and offers a beautiful dark design.
This app offers a comprehensive unit and currency converter with a vast array of categories and calculators for everyday needs. It allows users to customize templates, download shared ones, and provides automatic exchange rate updates for 167 world currencies.
This app offers a straightforward and fast unit conversion experience, avoiding complex designs. It provides real-time conversions for a wide range of units and currencies, with automatic currency updates and offline functionality. Ideal for professionals, students, and anyone needing quick and accurate conversions.
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 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 hundreds of units across 43 categories, including currency with daily updated rates. Customize your workflow by hiding or reordering units and categories.
Easily convert measurements across various categories including area, currency, length, and temperature. This utility app provides quick and accurate conversions using the latest data for currencies.
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 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 with this offline utility. View all conversions simultaneously without needing to switch screens, making it incredibly straightforward to use.