We are pleased to offer Digital FOTO subscribers an extended 6 month free trial of Zerene Stacker.

To take advantage of this offer, please proceed as follows:

1. Visit https://zerenesystems.com/cms/stacker/softwaredownloads to download and install the Zerene Stacker software.
   
   Please note that the software is available only in English. No other languages are available.
   
   
2. After the software is installed and working, come back to this page and enter your email address.
   
   This will create a customized license key that is good for 6 months free use of Zerene Stacker.
   
   [type email address here]
   [type email address again for confirmation]
   [click CONTINUE to create license key]