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KoalaCalc is a free multi-purpose calculator for Mac OS X. In its compacted state, it looks similar to the standard calculator that comes with Mac OS X. However, simply click the 'advanced features' box and KoalaCalc comes to life to become one of the most advanced scientific, conversion, statistical and expression calculators available.

The list of features includes:

  • Numerous mathematical functions including trig and log functions plus 10 individual memory banks
  • Conversion to and from dozens of units (inches to millimeters, pounds to kilograms, etc.)
  • Basic statistical calculations on up to 10 data sets more...

What's New

Version 4.5.3: Release notes were unavailable when this listing was updated.


Mac OS X 10.4 or later

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Current Version (4.x)


Downloads 48,164
Version Downloads 11,931
License Free
Date 26 Sep 2012
Platform OS X / PPC 32 / Intel 32
Price Free
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