Free alternative to Photoshop for Windows. That's one of the most popular queries on Google about the photo enhancement and editing suite belonging to Adobe. And that's because this magnificent program has become a standard in the world of image editing. But that doesn't mean that there's nothing else out there, because there are plenty of options. Nik Collection, for instance, is a program developed by Google that's meant to be one of the best alternatives to Photoshop CC Lightroom.
Simple, advanced and immediate editing This program is a complete tool to process images, full of images that offer almost professional results. 
Its proves that there is no need to pay a single cent to get our hands on an efficient program that can settle our most advanced needs when it comes to working with images. Google also takes a plunge into the photo editing world.
Nik Collection Free
Main features It comes along with several features, functions and effects that turn this program into a great tool to process images: • Explore the aspect of classic lenses, cameras and films. • Set of filters to correct and enhance. • Black and white dedicated controls.