Calculate decimal, binary, octal, and hexadecimal values
Perform decimal, binary, octal, and hexadecimal arithmetic. Convert between number systems. Apply binary logic functions. Use parentheses for operator grouping. Input hexadecimal values using A-F keys.
by William David★ 4.56 ratingsUtilitiesFreeData updated 2026-09-09
Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, constants, and scientific notation. View a paper tape and use multiple undo/redo functions.
Convert and numbers between decimal, binary, octal, hexadecimal, and ASCII formats. Scan for conversion. Save history and sync via iCloud. Use Siri Shortcuts and widgets. Customize theme and icon. Lock with Face ID/Touch ID.
Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Access scientific functions for advanced calculations. Convert units between different measurement systems.
Convert numbers between hexadecimal, decimal, octal, and binary. Create custom colors using RGB and HEX values. Search for SF symbols and check IDFA status. Share values directly or copy them to clipboard.
A calculator with a clear display and large buttons supports functions. Switch between portrait and landscape modes on iPad. Perform simple calculations without additional features.
Perform basic arithmetic, scientific calculations, and programmer-specific conversions. Save results to a history log. Switch between different calculation modes and unit conversions.
Convert decimal, hexadecimal, octal, and binary numbers to each other. Auto-corrects input errors. Perform conversions between all number systems with intuitive interface.
Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, scientific constants, and engineering notation. Enable multiple undo and redo. View results on a paper tape.
A calculator with large buttons and a clear display for efficient calculations. Supports basic arithmetic operations. Includes a Retina Display for improved visibility.
Convert text, , hexadecimal, and custom base numbers to each other. Perform base conversions with a minimalistic interface. Learn how different number systems work through interactive conversion. Encode messages in for fun or practical use.
Allows conversion between Hex, Decimal, Octal, Binary, and Dozenal values. Features include large buttons for accurate input, a large display for readability, and gesture-based copy/paste functionality.
An RPN calculator with stack display and base conversion. Users can switch between binary, octal, decimal, and hexadecimal modes. Each stack element can be viewed in any base or as ASCII.
Hexadecimal and binary calculators allow users to perform arithmetic and bitwise operations. Convert between number systems and view results in decimal, hexadecimal, and binary formats. Save and share calculation history.