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Daylio vs FastStone Image Viewer

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

Daylio icon
Daylio
FastStone Image Viewer icon
FastStone Image Viewer

Daylio vs FastStone Image Viewer: The Verdict

⚡ Summary:

Daylio: Daylio is a popular mood tracking app available on iOS and Android. It allows users to track their moods and activities in a simple, visual calendar. Users can create custom moods and activities and the app provides statistics and patterns over time.

FastStone Image Viewer: FastStone Image Viewer is a free, lightweight image viewing and organizing program. It has an intuitive interface and supports a wide range of image formats like JPEG, GIF, PNG, BMP as well as raw formats from major DSLRs. Useful features include batch editing tools, screen capture, color schemes, and the ability to view images in full screen slideshows.

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 Daylio FastStone Image Viewer
Sugggest Score
Category Sport & Health Photos & Graphics

Product Overview

Daylio
Daylio

Description: Daylio is a popular mood tracking app available on iOS and Android. It allows users to track their moods and activities in a simple, visual calendar. Users can create custom moods and activities and the app provides statistics and patterns over time.

Type: software

FastStone Image Viewer
FastStone Image Viewer

Description: FastStone Image Viewer is a free, lightweight image viewing and organizing program. It has an intuitive interface and supports a wide range of image formats like JPEG, GIF, PNG, BMP as well as raw formats from major DSLRs. Useful features include batch editing tools, screen capture, color schemes, and the ability to view images in full screen slideshows.

Type: software

Key Features Comparison

Daylio
Daylio Features
  • Mood tracking calendar
  • Customizable moods and activities
  • Statistics and patterns visualization
  • Reminders and notifications
  • Backup and sync across devices
  • Password protection
  • Customizable themes
FastStone Image Viewer
FastStone Image Viewer Features
  • Supports all major image formats (JPEG, TIFF, PNG, GIF, BMP, PCX, TGA, WMF, ICO, etc)
  • Powerful image viewing features (zooming, panning, rotating, scrolling, drag-and-drop, etc)
  • Many image processing tools (resize, crop, color adjustments, add text/watermark, etc)
  • Batch conversion tools for converting images between formats, resizing, renaming, etc
  • Screen capture tool
  • Slideshow function
  • Basic image editing (brightness, contrast, saturation, etc)
  • Support for RAW files
  • Thumbnail preview pane
  • EXIF and IPTC metadata viewer

Pros & Cons Analysis

Daylio
Daylio

Pros

  • Simple and intuitive interface
  • Completely free basic version
  • Great for identifying mood patterns
  • Customizable to track anything
  • Charts and statistics are insightful
  • Available on iOS and Android

Cons

  • Can get repetitive entering moods daily
  • Limited export options on free version
  • No web version
  • Premium version is expensive
  • May simplify complex moods
FastStone Image Viewer
FastStone Image Viewer

Pros

  • Free and open source
  • Intuitive and easy to use interface
  • Fast and lightweight
  • Supports many image formats
  • Lots of useful viewing, editing and organizing features

Cons

  • Lacks some advanced editing features of paid software
  • No cloud sync or storage features
  • No mobile app version
  • Limited batch editing capabilities compared to Lightroom

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