PC Software downloads

Download Calculator

You can download the calculator here.

Once downloaded, unzip the downloaded file. Click on to the "exe file" in the folder to proceed to install.
For 32bit/64bit OS: setup_IAI_Calculator_6.0.1.0_D.zip

Name/Specification Version
Supporting OS Update Date Download User's manual
Calculator
V6.0.1.0_D Windows8.1
Windows 10
Windows 11
January 2025 setup_IAI_Calculator_6.0.1.0_D.zip ⇒ Download page

[Note]

1. This software requires ".NET Framework 4.8" or later to run.

2. For users using 64-bit OS with version V1.0.4.0 or earlier installed,
please manually uninstall the calculator version V1.0.4.0 or
earlier before installing version V1.0.5.0 or later.

3. If you have installed V1.0.5.0 and encounter an error that prevents the calculator from starting,
  please upgrade it to version V1.0.6.0 or later.

How-to Video