More about Calc 3D Pro
You can have the 220.127.116.11 version of Calc 3D Pro 2.92 MB from this source. The program developer is Greuer Andreas who provides it for free. It is classified as belonging to the System Utilities category, more precisely Calculators. Users choose 2.1 and 2.0 versions that can be launched on Windows 7/XP/8/8.1/10. CalcProApp.exe and CalcProDeu.exe are the most popular setup file names of this program you may come across. The antivirus analysis of the direct download link proved it to be safe.