HexaCalc is a free, ad-free programmer's calculator designed for students and professionals in the computer field. This iOS app boasts easy usability, full customization options, and an appealing interface. It supports hexadecimal, binary, and decimal number systems with seamless conversion capabilities. HexaCalc features multitasking and Slide Over support for iPads, along with a comprehensive calculation history that allows users to copy and paste results. The app's standout feature is its simplicity and design, offering designated tabs for each number system and customizable color themes.

With HexaCalc, users can perform various operations like addition, subtraction, multiplication, division, bitwise operations, and more, making it a versatile tool for programmers. The app is compatible with a wide range of iPhones and iPads running iOS 13+ and iPadOS 13+ respectively, ensuring accessibility across multiple devices.