CareUEyes - CareUEyes is an eye protection software for windows that comes with blue light filter, screen dimmer, and break reminder
Dimmer - A very small and free utility for Windows to reduce brightness on LCD/TFT screens.
myPoint Shade - Stop burning your eyes! myPoint Shade is caring for your eyes' comfort.
Red Moon - Screen filter for night time phone use.
LightBulb - Background application that adjusts screen gamma, making the colors appear warmer at night...
CF.lumen - CF.lumen is a powerful app for Android that adjusts the colors by detecting the position of the sun or according to custom settings.