250+ iOS apps curated and reviewed
Out of 250+ dpi converter 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 | 4.7β (1.1K) | Yes | Yes | Aug 2026 |
| 2 |  | Free | β | No | Yes | Jun 2026 |
| 3 |  | Free | 5.0β (1) | No | Yes | Aug 2026 |
| 4 |  | Free | 4.7β (645) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 1.0β (3) | No | No | May 2026 |
| 6 |  | Free | 4.3β (216) | No | No | Aug 2026 |
| 7 |  | $19.99 | 4.9β (8.4K) | No | No | Aug 2026 |
| 8 |  | Free | 4.6β (16K) | No | Yes | Aug 2026 |
Easily modify the DPI (dots per inch) of your images. Save, share, email, or print your adjusted photos with new DPI values.
This app offers precise unit conversions for designers and developers, specializing in pixels, inches, and centimeters. It includes tools for screen calculations, typography, and a wide range of supported units for digital and print work.
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 utility app provides quick and easy conversions between various measurement units. It supports standard categories like length, area, volume, and weight, as well as specialized units for angle, speed, data storage, and currency for over 160 countries.
This app offers a comprehensive solution for converting units across more than 20 common categories, including over 400 units. It supports mixed units and currency exchange with real-time updates, making it useful for work, study, and daily life. The app features a scientific calculator and a user-friendly interface.
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.
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.
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.
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 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 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.
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.
Calculate display parameters for monitors, phones, and notebooks. This tool helps determine base settings for various devices.
Easily convert between print sizes, screen sizes, and resolutions. Calculate pixels per inch (dpi), print size from pixels, or pixel count based on print size and resolution. Supports multiple units for print and screen definitions.
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.
