MOPAC2016 executables are available FREE for academic, not-for-profit use.

To request a license key and download, click here

If you have a license key already, download the latest version here


Commercial and Government
For commercial and government sales, please contact CAChe Research

Pricing Information (Pricelist)

For current version number click here

For source code, see the Developers page

For consulting, contact CAChe Research