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Gumlet vs Preview

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

Gumlet icon
Gumlet
Preview icon
Preview

Gumlet vs Preview: The Verdict

⚡ Summary:

Gumlet: Gumlet is an image resizing and optimization service that helps websites deliver faster images. It can resize, compress, and convert images to improve page load speeds. Gumlet also offers an image CDN for faster image delivery.

Preview: Preview is a free and open-source document viewer application for macOS. It allows quick viewing of multiple file formats including images, PDFs, Markdown files, Office documents, and more. Preview has basic editing capabilities and annotation tools for PDFs.

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 Gumlet Preview
Sugggest Score — —
Category Ai Tools & Services Office & Productivity
Pricing — Open Source

Product Overview

Gumlet
Gumlet

Description: Gumlet is an image resizing and optimization service that helps websites deliver faster images. It can resize, compress, and convert images to improve page load speeds. Gumlet also offers an image CDN for faster image delivery.

Type: software

Preview
Preview

Description: Preview is a free and open-source document viewer application for macOS. It allows quick viewing of multiple file formats including images, PDFs, Markdown files, Office documents, and more. Preview has basic editing capabilities and annotation tools for PDFs.

Type: software

Pricing: Open Source

Key Features Comparison

Gumlet
Gumlet Features
  • Image resizing
  • Image optimization
  • Image compression
  • Image format conversion
  • Smart cropping
  • Face detection based cropping
  • Image CDN
Preview
Preview Features
  • View PDFs, images, text files and more
  • Annotate PDFs with shapes, text boxes, signatures
  • Basic image editing tools
  • Fill out and sign PDF forms
  • Combine PDFs and export as PDF or other formats
  • Tabbed interface to view multiple files
  • Quick Look support to preview files
  • Built-in screen capture tool

Pros & Cons Analysis

Gumlet
Gumlet
Pros
  • Improves website speed
  • Reduces image file sizes
  • Automates image optimization
  • Global image CDN for faster delivery
  • Free plan available
  • Easy to implement
Cons
  • Limited features in free plan
  • Must route images through Gumlet servers
  • Requires changing image URLs
  • No control over CDN locations
Preview
Preview
Pros
  • Free and included with macOS
  • Fast and lightweight
  • Supports many common file formats
  • Useful annotation and editing tools
  • Easy to use interface
Cons
  • Limited functionality compared to paid alternatives
  • Lacks advanced PDF editing features
  • No OCR for scanning text in images
  • No collaboration tools

Pricing Comparison

Gumlet
Gumlet
  • Not listed
Preview
Preview
  • Open Source

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Learn More About Each Product

Gumlet
Gumlet
Reviews, pricing & alternatives →
Preview
Preview
Reviews, pricing & alternatives →

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