The 2.0 version of FrakKalk for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The actual developer of this free software for Mac is GoldfishSoft. The software belongs to Education Tools. The most popular version among the program users is 2.0.
From the developer:
Finally, you can add, subtract, multiply, and divide large fractions without having to convert from decimal form. Unlike other calculators, FrakKalk gives you the results of its operations as simplified fractions, freeing you from the annoying and error-prone process of simplifying them yourself. And now with Version 2, FrakKalk can handle even your biggest fractions with blazing speed.
You may want to check out more Mac applications, such as AstroPlanner, Calcline or Schematics Plus, which might be related to FrakKalk.