FastStone Image Viewer vs SumatraPDF

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

SumatraPDF

Description: SumatraPDF is a free and open-source PDF, eBook, XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows. It is lightweight, customizable, and supports many advanced PDF features.

Type: software

Pricing: Open Source

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

SumatraPDF Features

• Lightweight and fast PDF reader
• Supports many document formats like PDF, ePub, MOBI, XPS, DjVu, CHM, CBZ, CBR
• Customizable with themes, keyboard shortcuts
• Tabbed document interface
• Supports annotations and highlighting
• Continuous scrolling
• Supports reflowable text
• Supports digital signatures
• Supports comics book formats
• Supports eBooks
• Supports syncing open documents across devices

FastStone Image Viewer

• Not listed

SumatraPDF

• Open Source