Redshift (software)

Redshift software on PC

Redshift is a software application designed for adjusting the color temperature of a computer screen according to the time of day. The program is primarily used to reduce eye strain and improve sleep quality by reducing the amount of blue light emitted by the screen during evening hours.

Overview

Redshift works by adjusting the color temperature of the display based on the position of the sun. During daylight hours, the software reduces the amount of blue light emitted by the screen, creating a warmer color temperature that is easier on the eyes. As evening approaches, Redshift further shifts the color temperature towards the red end of the spectrum, which is believed to promote better sleep by reducing exposure to blue light, which can interfere with the body's natural sleep-wake cycle.

Features

Some key features of Redshift include:

• Automatic adjustment of color temperature based on the time of day
• Customizable settings for color temperature and transition speed
• Ability to manually adjust color temperature
• Support for multiple monitors
• Command-line interface for advanced users

Installation

Redshift is available for various operating systems, including Linux, Windows, and macOS. Users can download the software from the official website or through package managers on Linux distributions. Installation instructions vary depending on the operating system, but typically involve downloading the appropriate package and following the on-screen prompts.

Usage

Once installed, users can configure Redshift to their preferences by adjusting settings such as color temperature, transition speed, and location. The software runs in the background and automatically adjusts the color temperature of the screen based on the time of day. Users can also manually override the settings or disable the program temporarily if needed.

Reception

Redshift has received positive reviews for its effectiveness in reducing eye strain and improving sleep quality. Many users appreciate the program's simplicity and ease of use, as well as its ability to run seamlessly in the background without causing interruptions to workflow.

See also

• Blue light filter
• F.lux (software)
• Computer vision syndrome