Night Eye is described as 'Browser extension that enables dark mode on nearly any website. It does NOT simply invert the colors, but utilises a completely new approach that improves your browsing experience' and is a dark mode enforcer in the web browsers category. There are more than 10 alternatives to Night Eye for a variety of platforms, including Google Chrome, Mac, Mozilla Firefox, iPad and iPhone apps. The best Night Eye alternative is Dark Reader, which is both free and Open Source. Other great apps like Night Eye are Midnight Lizard, Turn Off the Lights, Noir and Nightshift Dark Mode.