ImageOptim vs PDF-XChange Viewer

ImageOptim

Description: ImageOptim is a free app that losslessly optimizes images by removing extra metadata and making compression more efficient. It works with common image formats like JPG, PNG, GIF, and SVG.

Type: software

Pricing: Open Source

PDF-XChange Viewer

Description: PDF-XChange Viewer is a free PDF reader and editor for Windows. It provides basic PDF viewing and annotation features like adding text notes, highlights, shapes, freehand drawing, and more.

Type: software

Pricing: Free

ImageOptim Features

• Lossless image optimization
• Removes EXIF metadata
• Supports PNG, JPG, GIF and SVG formats
• Drag-and-drop interface
• Command line interface
• Batch optimization
• Integrates with macOS Finder

PDF-XChange Viewer Features

• View, edit, and create PDF files
• Annotate PDFs with highlights, notes, shapes, stamps, etc
• OCR to make scanned PDFs searchable and editable
• Digital signature support
• Form filling
• Tabbed document interface
• Customizable interface and toolbars
• PDF compression and optimization
• PDF splitting and merging

ImageOptim

• Open Source

PDF-XChange Viewer

• Free