Free calculator basic software for mac

A basic scientific calculator for OS X written in Cocoa Java with an aqua interface and a drawer that extends its functions. Calculator+ keeps a history of your calculation in a print Tape.
A data table keeps all your data for statistical calculations such as the arithmetic mean or standard deviations.
Calculator+ supports Multiple memories with easy pop-up memory recall.
Version 1.2 Beta has simultaneous base conversion in binary, octal, decimal and hexadecimal numbers.
Enhancements:
- New Metallic Look
- Improved Performance and Jaguar compatibility
- Calculator Tape is attached to the main window
- Clear Button on the keypad now works correclty
- Standard deviation and variance for sample and population added. Deg, RAD, Grad is now modal (like most calculators)
- Preference Panel is added
- Software Version Update Panel Added
- Simultaneous base Conversion Panel is added
- A bug in the median function is fixed to sort the data before returning the median
- Double-pressing C (clear key) clears All.
- Clear All memories added to the memory menu
- The EE key has been added

VAT Calculator Widget calculates VAT after entering net or gross amounts at the click of a button.
Pretty simple really, but saves time.
Enhancements:
- VAT Change rate now on reverse.
- Suggested by Rich - comment posted on my blog.

• Mac OS X 10.3 or later.

D'ni Calculator 1.0 is widget appealing to all fans of the Myst, Riven, and Uru games. You can enter numbers using either Arabic or D'ni numerals, and it includes all basic mathematical operations. For D'ni fans in particular, it also features conversion between degrees and torans (15625 torans is a right angle). The widget is actually a new implementation of Simon Riedl's 1999 calculator, with a new graphic interface.

Tape Calculator was designed to replace a standard desktop adding machine, allowing 10-key touch number entry. Tape Calculator is perfect for high-speed substraction and adding of numbers and being able to verify totals.

Enhancements
- No longer makes a noise with every keypress.
- Supports copy - pressing [command+c] will copy the contents of the tape to the clipboard.
- Requested features for later versions: Tapes longer than 25 items.

Alcohol Calculator is a useful dashboard widget that aids brewers in quickly determining the alcohol content of their fermentations.
Main features:
- Calculates alcohol by weight and alcohol by volume
- Corrects specific gravity based on temperature
- Both beer and wine themes
- Web based for multi-platform support
- Both Konfabulator and Apple Dashboard widgets available.

Image Calculator is a widget that calculates the width in mm, the horizontal pixels or the dpi of a digital image.

Fill in two fields and Bildrechner calculates the third.