As of 3/24/2016 Google has made all seven Nik Photoshop plugins available free of charge. Prior to being acquired by Google Nik sold these plugins for $150 each.
https://www.google.com/nikcollection/
The license agreement states that all images created with these plugins become the property of Google; content creators may use the images on a royalty-free basis but Google may insert ads whenever an image is used online or in print. (this last bit is pure fiction, getting a head start on April 1st!)
https://www.google.com/nikcollection/
The license agreement states that all images created with these plugins become the property of Google; content creators may use the images on a royalty-free basis but Google may insert ads whenever an image is used online or in print. (this last bit is pure fiction, getting a head start on April 1st!)