20-sim Older Versions
Latest Version
Click here to download the latest version: 20-sim 5.1.
Older Versions
Older versions of 20-sim available for re-install if you have a valid license key. Contact Controllab for for the download file.
- Version 5.0 has reached end-of-development. Click here to continue.
- Version 4.8 has reached end-of-life. Click here to continue.
- Version 4.7 and older have reached end-of-availability.