Download of GraphCalcPro 3.7 for Mac was available from 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 program belongs to Productivity Tools. This software for Mac OS X was originally designed by Starware Software LLC.
From the developer:
GraphCalcPro is an advanced scientific calculator, offering features found on expensive handheld calculators, as well as additional capabilities not possible with handhelds.
You may want to check out more Mac applications, such as RubyCalc, PinholeCalc or InstaRate, which might be related to GraphCalcPro.