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gThumb vs QLab

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

gThumb icon
gThumb
QLab icon
QLab

gThumb vs QLab: The Verdict

⚡ Summary:

gThumb: gThumb is an image viewer and organizer for Linux. It allows you to browse and manage your photos in a simple interface, view images in fullscreen, rotate and crop images, reduce red-eye, and more. gThumb supports common image formats like JPEG, PNG, GIF, and RAW.

QLab: QLab is an audio, video and show control software used in theater and live performances. It can play back cues, handle automation and lighting, and has powerful cue triggering and scripting. It's easy to use for performers but offers advanced capabilities.

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 gThumb QLab
Sugggest Score — —
Category Photos & Graphics Audio & Music
Pricing Free —

Product Overview

gThumb
gThumb

Description: gThumb is an image viewer and organizer for Linux. It allows you to browse and manage your photos in a simple interface, view images in fullscreen, rotate and crop images, reduce red-eye, and more. gThumb supports common image formats like JPEG, PNG, GIF, and RAW.

Type: software

Pricing: Free

QLab
QLab

Description: QLab is an audio, video and show control software used in theater and live performances. It can play back cues, handle automation and lighting, and has powerful cue triggering and scripting. It's easy to use for performers but offers advanced capabilities.

Type: software

Key Features Comparison

gThumb
gThumb Features
  • View images
  • Browse and manage photos
  • Simple interface
  • Fullscreen mode
  • Rotate and crop images
  • Red-eye reduction
  • Support for JPEG, PNG, GIF and RAW formats
QLab
QLab Features
  • Audio playback and effects
  • Video playback and effects
  • MIDI playback and control
  • Lighting control
  • Cue triggering and automation
  • Scripting and advanced control

Pros & Cons Analysis

gThumb
gThumb

Pros

  • Free and open source
  • Lightweight and fast
  • Easy to use
  • Good set of basic image editing tools
  • Supports many common image formats

Cons

  • Limited advanced editing capabilities
  • Fewer features than some alternatives
  • Basic user interface
  • Lacks support for some RAW formats
QLab
QLab

Pros

  • Intuitive and easy to use interface
  • Powerful playback and effects capabilities
  • Robust show control features
  • Widely used in theater and live events
  • Reliable performance

Cons

  • Mac only
  • Can be expensive for some budgets
  • Steep learning curve for advanced features

Pricing Comparison

gThumb
gThumb
  • Free
QLab
QLab
  • Not listed

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Learn More About Each Product

gThumb
gThumb
Reviews, pricing & alternatives →
QLab
QLab
Reviews, pricing & alternatives →

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