This is getting impressive reviews and is similar to f.lux. If you’re an Android user, then you can download Twilight to your device. Plus, it hasn’t been updated since 2016, so we wouldn’t recommend downloading this version. There’s a preview/root-only version for Android, which is getting a lot of flack about glitches. You can download this app to your PC, Mac, Linux, or iPhone. Play around with the settings to see what works best for you.Īnother upside is that it automatically detects when you’re using apps that require blue light, such as YouTube. There are also presets you can choose based on your goals.įor example, you can choose between any of the following to reduce eye strain: For instance, you can choose to darken the screen earlier in the day. So using digital devices before bed can interrupt your circadian cycle and prevent you from getting a good night’s sleep.į.lux also comes with other settings you can tweak yourself.
When your eyes see blue light, your mind thinks it’s daytime.