Easily convert numbers between Binary, Decimal, Hexadecimal, and Octal formats. This educational tool is designed for quick and accurate number system conversions.
Binary Decimal Converter by Satish Boggarapu





188+ iOS apps curated and reviewed
Out of 188+ decimal to hex converter apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.





Easily convert numbers between Binary, Decimal, Hexadecimal, and Octal formats. This educational tool is designed for quick and accurate number system conversions.


Easily convert numbers between decimal, hexadecimal, binary, and octal formats. This versatile tool offers an intuitive interface and automatically corrects incorrect entries for a seamless user experience.







Easily convert hexadecimal numbers to decimal or binary, and vice versa. The app provides instant results as you type and allows for quick copying of converted values to your clipboard.


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.


This application facilitates quick and straightforward conversions between binary, decimal, and hexadecimal number systems. It offers a user-friendly interface with minimalist graphics and vivid colors, providing instant and accurate results for all number sizes. It's designed for users of all ages needing assistance with number base conversions.


This app is a versatile unit and currency converter with a user-friendly interface. It supports a wide range of conversion categories, including real-world and crypto currencies, with automatic exchange rate updates. Customize your experience with design options, dark mode, and adjustable home screen layouts.


Easily convert numbers between decimal, binary, octal, and hexadecimal bases. The app intelligently enables only valid digits for the selected base, ensuring accurate input. It supports values up to 268,435,455.


This application serves as a versatile calculator designed for programmers. It supports conversions and calculations across binary, decimal, and hexadecimal number systems.


This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.


Easily convert numbers between binary, decimal, and hexadecimal formats. This tool is ideal for programming, digital electronics, and mathematics, offering a simple interface for instant conversion results.


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.






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 allows for easy conversion between binary, hexadecimal, octal, and decimal number systems. It also includes functions for bitwise operations like shifting and arithmetic operations such as adding or subtracting one. An optimized keyboard simplifies input for various number bases.


Instantly convert between Hex, Decimal, Octal, and Binary number bases. Perform bitwise operations and choose your bit width for precise calculations. Features real-time updates, history, and dark mode support for developers and students.


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 provides real-time exchange rates for all world currencies, including cryptocurrencies, and functions offline. It features an embedded calculator, the ability to set custom rates, and updates hourly. An optional premium version removes ads and offers additional features.


This app provides fast and accurate currency conversions for all global currencies, popular cryptocurrencies, and precious metals. It offers offline functionality, live rates, interactive charts, and historical data. An exclusive feature helps calculate payments in mixed currencies.