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f.lux vs SelfControl

Professional comparison and analysis to help you choose the right software solution for your needs.

f.lux icon
f.lux
SelfControl icon
SelfControl

f.lux vs SelfControl: The Verdict

⚡ Summary:

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.

SelfControl: SelfControl is a free Mac app that helps you avoid distracting websites by blocking access to them for a set period of time. It can help you stay focused and productive when you need to get work done.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature f.lux SelfControl
Sugggest Score — —
Category Os & Utilities Productivity
Pricing Free Open Source

Product Overview

f.lux
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.

Type: software

Pricing: Free

SelfControl
SelfControl

Description: SelfControl is a free Mac app that helps you avoid distracting websites by blocking access to them for a set period of time. It can help you stay focused and productive when you need to get work done.

Type: software

Pricing: Open Source

Key Features Comparison

f.lux
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
SelfControl
SelfControl Features
  • Block access to distracting websites
  • Set time periods for blocking (from 5 minutes to 1 day)
  • Customizable blacklists and whitelists
  • Block application usage
  • Schedule website blocking in advance

Pros & Cons Analysis

f.lux
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
SelfControl
SelfControl
Pros
  • Free and open source
  • Simple and easy to use
  • Effective at blocking distractions
  • Available for Mac only
Cons
  • Lacks advanced configuration options
  • Easy to uninstall or work around blocks
  • Mac only, no Windows or mobile support

Pricing Comparison

f.lux
f.lux
  • Free
SelfControl
SelfControl
  • Open Source

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Learn More About Each Product

f.lux
f.lux
Reviews, pricing & alternatives →
SelfControl
SelfControl
Reviews, pricing & alternatives →

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