233+ iOS apps curated and reviewed
Out of 233+ unit converter pressure apps on iOS, 16 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 3.9β (54) | No | Yes | Aug 2026 |
| 2 |  | Free | 4.7β (48K) | Yes | No | Aug 2026 |
| 3 |  | $3.99 | 5.0β (1) | No | No | Aug 2026 |
| 4 |  | Free | 4.6β (16K) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.3β (210) | No | No | Jul 2026 |
| 6 |  | $9.99 was $19.99 | 4.3β (7) | No | No | Aug 2026 |
| 7 |  | Free | 1.0β (1) | No | No | May 2026 |
| 8 |  | Free | β | No | No | May 2026 |
A straightforward unit converter designed for ease of use and efficiency. It offers a wide range of conversion options without any advertisements, saving battery and data. All conversions are performed on a single, intuitive screen.
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.
Easily convert pressure measurements between various units with customizable rounding options for both decimal and fractional results. Save and email your conversion history for convenient record-keeping.
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 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.
Easily convert between a vast array of US, imperial, and metric units across multiple categories including length, area, volume, weight, and temperature. This comprehensive tool supports numerous specific units within each conversion type.
Easily convert measurements between various units with a clean and intuitive interface. Supports over 20 categories including length, mass, temperature, and volume.
This app offers a straightforward and user-friendly interface for converting various units of measurement. It categorizes essential conversions for daily life, ventilation, science, and other common needs.
Easily convert between a vast array of units used globally. This utility app aims to support the most common units and plans to add more over time. It's designed for quick and accurate conversions.
This application provides a comprehensive tool for converting a wide range of metric units across various categories. It's designed for everyday use, financial transactions, and professional applications in fields like real estate and engineering.
Easily convert between over 75 units across 10 categories, with automatic calculations for all units simultaneously. Customize your list for quick access to frequently used conversions, including specialized options for cooking and imperial measurements. Enjoy a colorful, ad-free experience with offline functionality.
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 application offers a professional and user-friendly interface for converting between various units. It supports over 300 units across more than 20 categories, including currency, temperature, and length.
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.
Effortlessly convert currencies, weights, sizes, distances, and more with this intuitive unit converter. Features voice input and the ability to save favorite conversions for quick access. Offers a comprehensive solution for all your conversion needs.
This app offers a comprehensive unit conversion experience with a vast database of over 1000 units across 50 categories. It supports mixed units, custom unit creation, and provides a unique, visually appealing interface for all your conversion needs.
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.