For users seeking a completely free, high-quality alternative, developers often recommend or the open-source CombineZP . Zerene Stacker -- The Basics
The official trial includes every feature of the Professional Edition, including StackShot rail control and advanced retouching, allowing for a risk-free evaluation. License Tier Comparison
For commercial/corporate use; includes StackShot controller interface and priority support. Zerene Stacker Professional Free Download
Ability to copy EXIF data and other metadata directly from source images to the output.
Sites claiming to offer the Professional Edition for free typically use stolen keys that are not eligible for updates and may lack full functionality. Ability to copy EXIF data and other metadata
The developer explicitly warns against "shareware" or pirated versions found on third-party sites.
Direct USB control of the StackShot macro rail for automated image acquisition. Direct USB control of the StackShot macro rail
While the core stacking algorithms ( and DMap ) are available in all versions, the Professional and Prosumer licenses unlock specific power-user tools: