Top Alternatives to Iris

f.lux is a cross-platform application designed to reduce eye strain and improve sleep patterns by automatically adjusting the color temperature of your display based on your location and time of day. It gradually transitions the screen color from bright daytime tones to warmer, dimmer tones as the evening progresses.

Workrave is a free and open-source program designed to prevent Repetitive Strain Injury (RSI) by reminding users to take breaks, perform exercises, and limit computer usage. It offers flexible timers, customizable break settings, and detailed statistics to promote healthy computer habits.

Redshift automatically adjusts the color temperature of your screen based on the position of the sun. It aims to reduce eye strain and improve sleep by filtering out blue light during evening hours, making the display warmer and more comfortable to view in ambient light.

Twilight is an Android application designed to mitigate the potential negative effects of blue light emitted from device screens, particularly during evening hours. By applying a customizable red filter, it helps reduce eye strain and promotes better sleep patterns by aligning screen color temperature with natural light cycles.

Time Out is a comprehensive break reminder application for macOS, designed to promote healthier computer usage habits. It helps users prevent strain and improve focus by scheduling regular breaks with customizable timers and features.

SprintWork is a robust productivity tool designed to combat digital distractions and optimize time management. It effectively blocks distracting websites and applications, helping users stay focused and achieve their work goals efficiently by reclaiming time lost to non-productive online activities.

Red Moon is an open-source Android screen filter application designed to reduce eye strain and improve sleep quality by adjusting the screen's color temperature and brightness, primarily by filtering out blue light during nighttime use.

EyeDefender is a dedicated free software designed to aid users in preventing Computer Vision Syndrome (CVS) and reducing eye strain associated with prolonged computer use. It provides customizable break reminders and eye exercises to promote healthy work habits at the computer.

Dimmer is a free, portable Windows utility designed to provide advanced control over display brightness. It allows users to dim their screens beyond the limits of standard hardware controls, offering features like color temperature adjustment and scheduling for enhanced eye comfort and usability, particularly in low-light environments.

Eyeleo is a helpful software application that prompts users to take regular breaks from their computer screens to prevent eye strain and other computer vision syndrome symptoms. It offers customizable break schedules and gentle reminders to promote better eye health habits for prolonged computer use.

Freedom is a powerful cross-platform application designed to help users eliminate distractions and stay focused on their work or goals.

RSIBreak is a essential utility designed to help users prevent Repetitive Strain Injury (RSI) by implementing regular breaks and providing guided exercises. It runs in the background, offering timely reminders and customizable options to suit individual work patterns and needs, ensuring a healthier computing experience.

Nocturne is a discontinued macOS application designed to modify display colors for improved viewing in low-light environments.