f.lux vs SunsetScreen

f.lux — f.lux is a free app that adjusts a computer's display color temperature based on the time of day, making screens appear warmer at night to reduce eye strain and disrupt sleep cycles less.

SunsetScreen — SunsetScreen is a free open source software that changes the color temperature of your computer screen to match the sun cycle throughout the day. It slowly adjusts from a cool blue light in the mornin

f.lux offers Adjusts screen color temperature based on time of day, Makes screen appear warmer at night, Can be scheduled to change color temperature automatically, Has options to customize color temperature, Works across Windows, Mac, Linux, iOS and Android, while SunsetScreen provides Adjusts screen color temperature throughout the day, Syncs to sunrise and sunset times based on location, Customizable color temperature schedule, Open source and free.

f.lux stands out for Reduces eye strain from blue light at night, Helps maintain natural sleep cycles, Easy to install and use; SunsetScreen is known for Reduces eye strain, Helps regulate circadian rhythm, Easy to use.

Feature	f.lux	SunsetScreen
Overall Score	N/A	N/A
Primary Category	Os & Utilities	Os & Utilities
Pricing	Free	Open Source

Product Overview

f.lux

Description: f.lux is a free app that adjusts a computer's display color temperature based on the time of day, making screens appear warmer at night to reduce eye strain and disrupt sleep cycles less.

SunsetScreen

Description: SunsetScreen is a free open source software that changes the color temperature of your computer screen to match the sun cycle throughout the day. It slowly adjusts from a cool blue light in the morning to a warm orange light in the evening to reduce eye strain.

Key Features Comparison

f.lux Features

• Adjusts screen color temperature based on time of day
• Makes screen appear warmer at night
• Can be scheduled to change color temperature automatically
• Has options to customize color temperature
• Works across Windows, Mac, Linux, iOS and Android

SunsetScreen Features

• Adjusts screen color temperature throughout the day
• Syncs to sunrise and sunset times based on location
• Customizable color temperature schedule
• Open source and free

Pros & Cons Analysis

f.lux

Pros

• Reduces eye strain from blue light at night
• Helps maintain natural sleep cycles
• Easy to install and use
• Completely free with no ads or upsells

Cons

• May take some time to get used to color changes
• Limited customization options
• Requires manual adjustments for daytime use

SunsetScreen

Pros

• Reduces eye strain
• Helps regulate circadian rhythm
• Easy to use
• Lightweight application

Cons

• May not work well with flux or other screen adjustment software
• Requires location access
• Limited customization options

Pricing Comparison

f.lux

• Free

SunsetScreen

• Open Source