This information applies to the latest version
Nik Collection by Google version has not been maintained since 2016, so users may experience issues (such as installation errors, freezes, crashes, plugins failing to launch, ...) related to incompatibilities with current hosts or operating systems.
Nik Collection by DxO has been rewritten based on modern code and improved by DxO since 2018 with brand new features, new filters, new plugins, new interfaces, and compatibility updates for the latest versions of operating systems and host software.
Nik Collection 8 by DxO introduces enhanced mask interoperability—reuse masks from Photoshop and transfer them between Nik plugins. You can now return your edits to Photoshop with more flexibility, including sending them as layers while continuing your workflow in Nik. A brand-new dockable Photoshop panel makes access easier than ever. Nik Silver Efex sees significant updates, including a streamlined interface and new filter logic, while new Color Masks bring precise local adjustments across the suite. Numerous workflow improvements help you edit faster and more efficiently. And if you ever need help, our dedicated support team is here for you.
To view the summary of new features in Nik Collection for each version, please click this link.