Download ChemAdder

You can run the evaluation version up to 90 days. After this some of the features will be disabled. To enable the features again, a ChemAdder license is needed. Please contact us in that case.

We are constantly developing ChemAdder, so we hope to get as much feedback as possible.
If you have questions, issues, suggestions, ideas or comments about ChemAdder, we'd love to hear from you.

You can reach us at, or from our contact page.

Download ChemAdder

System Requirements

  • Microsoft Windows 7, Windows 8 or Windows 10 operating system.
  • 110 MB free hard drive space (290 MB recommended)


To install ChemAdder, run the downloadable setup.exe file.

Docs section has more detailed information about system requirements, installation, and license activation.