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gThumb vs PDFsam

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

gThumb icon
gThumb
PDFsam icon
PDFsam

gThumb vs PDFsam: 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.

PDFsam: PDFsam is an open-source PDF editing software that allows users to merge, split, rotate, mix and extract pages from PDF files. It has a graphical user interface and offers basic PDF manipulation functionalities for free.

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 PDFsam
Sugggest Score — —
Category Photos & Graphics Office & Productivity
Pricing Free Open Source

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

PDFsam
PDFsam

Description: PDFsam is an open-source PDF editing software that allows users to merge, split, rotate, mix and extract pages from PDF files. It has a graphical user interface and offers basic PDF manipulation functionalities for free.

Type: software

Pricing: Open Source

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
PDFsam
PDFsam Features
  • Split PDF files
  • Merge PDF files
  • Rotate PDF pages
  • Extract PDF pages
  • Mix PDF pages
  • Visually reorder PDF pages
  • Encrypt and decrypt PDF files
  • Fill out PDF forms

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
PDFsam
PDFsam

Pros

  • Free and open source
  • Easy to use graphical interface
  • Good basic PDF editing features
  • Available on Windows, Mac and Linux

Cons

  • Limited advanced PDF editing capabilities
  • Slower performance with large PDF files
  • Lacks optical character recognition (OCR)

Pricing Comparison

gThumb
gThumb
  • Free
PDFsam
PDFsam
  • Open Source

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Learn More About Each Product

gThumb
gThumb
Reviews, pricing & alternatives →
PDFsam
PDFsam
Reviews, pricing & alternatives →

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