Geek's hexadecimal calculator

This is a clean and simple hexadecimal calculator for programmers. * Add free. * Supports hexadecimal, decimal, and binary integer arithmetic.
 * Supports double precision real number operation.
 * You can always convert numbers between integers and real numbers.
 * Haptics produce a keystroke feel. * Dark mode support.
 * Supports arithmetic operations, logic operations, bit shift, and modulo calculations.
 * Results can be copied to other applications using the clipboard.