Do you suffer from eye strain, headache, and other discomforts due to staring at your smartphone screen for a long period of time? If yes, then you should use the Twilight Dimmer – Night Mode Blue Light Filter. It is a free eye protection app that can filter out the blue light that is emitted by the screen of your smartphone. This may help you to fall asleep, reduce eye strain, and alleviate other discomforts. The app is simple yet effective. You will not need to change any settings or install any additional plugins. You just need to launch the app, and you will be able to reduce eye strain and other discomforts. The app is designed to work with Android devices. It is compatible with most Android devices, including smartphones, tablets, and even some Android-powered laptops.