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FastStone Image Viewer

Version Latest  ·  Updated: June 4, 2026
Free Windows ★ 4.3 (681 ratings)

Free Windows image browser and editor with thumbnail gallery, RAW support, and basic photo editing capabilities.

John R. Lucas
John R. Lucas
Senior Image & Video Editor
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FastStone Image Viewer — Key Facts

Latest Version
Latest
License
Free
Platforms
Windows
Price
Free to download
Official Site
www.faststone.org
User Rating
★ 4.3 / 5 (681 ratings)

About FastStone Image Viewer

FastStone Image Viewer download delivers a compact Windows image management solution that combines browsing, viewing, and editing functions in one interface. This free software handles extensive file format support including JPEG, PNG, TIFF, PSD, and numerous RAW formats like CR2, NEF, ARW, and DNG. The thumbnail gallery displays photos in five different sizes, while EXIF metadata viewing provides detailed camera information for each image.

The editing toolkit includes red-eye removal, color adjustments, cropping tools, and various filters with undo/redo capabilities. Users can batch convert between formats including BMP, JPEG2000, GIF, and PDF output options. The software supports multi-monitor setups and includes a measurement tool for precise image analysis. Slideshow creation features over 150 transition effects with optional music accompaniment for presentations.

Performance remains solid across different image sizes, though the interface lacks modern design elements compared to contemporary photo editors. The program requires minimal system resources and loads quickly on windows machines. Unlike professional editors with layer support and advanced color grading, FastStone focuses on essential viewing and basic correction tasks without overwhelming casual users.

FastStone Image Viewer suits photographers needing efficient image organization with light editing capabilities. The free license covers personal and educational use, while commercial usage requires a paid version. Created in 2004, the software maintains active development with regular updates. Users seeking more advanced features might consider alternatives, but this portable solution excels at core image management tasks.

FastStone Image Viewer is a free photo editors available for Windows. Browse more free software or raw programs.

Frequently Asked Questions

Does FastStone Image Viewer support RAW file formats?
Yes, FastStone Image Viewer handles multiple RAW formats including Canon CR2/CRW, Nikon NEF, Sony ARW/SR2, Pentax PEF, Fuji RAF, and Adobe DNG files. The software displays RAW thumbnails directly in the gallery view without requiring conversion. Users can view EXIF data and basic image information for RAW files. However, advanced RAW processing features like white balance adjustment require dedicated RAW editors.
Can FastStone Image Viewer perform batch image conversions?
Yes, the software includes thorough batch conversion capabilities for multiple file formats simultaneously. Users can convert between BMP, JPEG, JPEG2000, GIF, PNG, PCX, TIFF, TGA, and PDF formats through the batch convert menu. The process allows quality settings adjustment and output folder selection. Conversion speed depends on file size and selected output format, with JPEG processing being fastest.
What editing tools does FastStone Image Viewer provide?
FastStone Image Viewer offers essential editing functions including red-eye correction, color adjustments, cropping, rotation, and various filter effects. The software includes a clone stamp tool for basic retouching and supports undo/redo operations. Users access editing functions through right-click context menus or toolbar buttons. While suitable for basic corrections, the editor lacks advanced features like layers or curves adjustment.
Is FastStone Image Viewer free for commercial use?
No, FastStone Image Viewer requires a paid license for commercial applications and business environments. The free version covers personal use, educational institutions, and non-profit organizations only. Commercial users must purchase the FastStone MaxView license to comply with licensing terms. The software displays no watermarks or limitations in either version, with identical functionality across license types.
John R. Lucas
Reviewed by John R. Lucas
Senior Image & Video Editor · PicturesQuePhotoVideo
Senior editor reviewing photo and video software since 2014. Based in Vancouver, BC. Specialises in RAW developer pipelines, color grading workflows, codec utilities and non-linear editor selection for desktop creators.
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Program Details
VersionLatest
LicenseFree
PlatformsWindows
Developerwww.faststone.org
UpdatedJune 4, 2026
CategoryPhoto Editors
User Rating
4.3
681 ratings
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