About iota-calc
- Supports a rich expression format, which is in most cases identical to what you would type in your programming language.
- Support for adding unlimited numbers of variables or variable expressions.
- Built-in debugger that lets you see the expression simplified step by step.
- Debugger Back-step lets you backup as many steps as you like so that you can replay critical operations.
- C/C++ operator precedence
- Mouse optional, all calculator commands and functions can be done using the keyboard alone.
- Last answer visible in dock icon.
- Mini-Calc Mode lets your calculator take up very little screen real estate, and yet remain entirely usable.
- Number Conversions: Binary, Octal, Decimal, Hexadecimal, Boolean, Ascii, UTF8, UTF16, FourCharCode
- Running paper tape(s) (1 per calculator) for calculations, allows annotations, and is stored between runs.
- Paper Tape.
- Built-in ascii table.
- Toggle Endianness
- Numerous unit conversion utilities built-in.
- Great circle route distance calculator built-in.
- Many more features.

What’s New in this Version
- Improved Mac OS X Leopard compatibility. Floating windows no longer interfere with using the mouse on sheet windows.