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f.lux vs Moodnotes

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

f.lux icon
f.lux
Moodnotes icon
Moodnotes

f.lux vs Moodnotes: 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.

Moodnotes: Moodnotes is a mobile journaling app designed to help users improve their mental health and wellbeing. It allows users to track their moods, analyze patterns in their moods, and reflect on events, thoughts, and feelings that influence their mental state.

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 Moodnotes
Sugggest Score — —
Category Os & Utilities Sport & Health
Pricing Free —

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

Moodnotes
Moodnotes

Description: Moodnotes is a mobile journaling app designed to help users improve their mental health and wellbeing. It allows users to track their moods, analyze patterns in their moods, and reflect on events, thoughts, and feelings that influence their mental state.

Type: software

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
Moodnotes
Moodnotes Features
  • Mood tracking
  • Thought journaling
  • Mood pattern analysis
  • CBT-based activities
  • Reminders and notifications
  • Password protection
  • Sync between devices
  • Dark mode

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
Moodnotes
Moodnotes

Pros

  • Helps identify mood triggers
  • Provides useful insights into mood patterns
  • Includes research-backed CBT techniques
  • Well-designed and intuitive interface
  • Syncs between iPhone, Apple Watch, iPad
  • Good for tracking anxiety and depression

Cons

  • No Android version
  • Can get expensive with subscription
  • Journaling requires discipline
  • Not a replacement for therapy

Pricing Comparison

f.lux
f.lux
  • Free
Moodnotes
Moodnotes
  • Not listed

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Learn More About Each Product

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

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