FastStone Image ViewerIt is a fast, stable, and user-friendly image browser, converter, and editor.

It has a range of great features, including image viewing, management, comparison, red eye removal, email, resizing, cropping, retouching, and color adjustment.

Its innovative yet intuitive full screen mode provides quick access to EXIF information, thumbnail browser, and main functions through hidden toolbars that pop up when the mouse touches one of the four edges of the screen.

Other features include high-quality magnifying glass and music slides with over 150+transition effects, as well as lossless JPEG conversion, projection effects, image annotation, scanner support, histograms, and more.

It supports all major graphic formats (BMP, JPEG, JPEG 2000, animated GIF, etc.), PNG， PCX， PSD， EPS， Tiff, WMF, ICO, CUR, and TGA) and popular digital camera raw formats (CR2, CR3, CRW, NEF, NRW, PEF, RAF, RWL, MRW, ORF, SRW, X3F, ARW, SR2, SRF, RW2, and DNG)

Functional features:

1. imagebrowserandviewer User interface similar to familiar window browsers
2. Supporting many popularImage format：
3. realFull screenAudience and convenient imageszoomSupport and uniquenessFly outMenu panel
4. Crystal clear, customizable one clickType image magnifying glass
5. Powerful imagesEditing toolsAdjust size/resize, rotate/flip, crop, sharpen/blur, adjust lighting/color/curves/levels, etc.
6. 11 options to choose from when resizing an imageresamplealgorithm
7. imageColor effectGray, Brown, Dark Brown, Red/Green/Blue Adjustments
8. imageSpecial effectsProjection, composition, concave convex diagram, sketch, oil painting, lens
9. In the imageDraw text on topThethat 's okTheHighlightTherectangleTheellipseandMark itobject
10. cloneStamps andtreatmentbrush
11. seniorRed eyeEffect removal/reduction with a completely natural appearance final result
12. multistageundo/redofunction
13. single clickTo switch between the best fit mode and the actual size mode
14. imageAdministration, including file tagging and drag and drop to copy/move/rearrange files
15. Equipped with color counter functionThe histogram ofdisplay
16. side by sideCompare images(Up to 4 shots at a time) to easily eliminate those forgotten shots
17. Image EXIFmetadataSupport (as well as JPEG comment editing)
18. ConfigurableBatch Processingwithtransformation/renameLarge or small image collection
19. Slide CreationWith over 150 transition effects and music support (MP3, WMA, WAV.)
20. Create efficient image attachments throughEmail sendingFor family and friends
21. usePage layout control for printing images
22. Create fully configurableThe Contact Form
23. Create unforgettable artistic image montages from your family photos for personalized useDesktop Wallpaper(Wallpaper can be seen everywhere)
24. fromScannerObtain images. Support batch scanning to PDF, TIFF, JPEG, and PNG
25. multi-functionScreen capturefunction
26. PowerfulSave asInterface to compare image quality and control generated file size
27. Run your favoriteExternal Editor , make one keystroke from within the image viewer
28. Provide detachable storage devices for operationPortable programedition
29. ConfigurableMouse wheelsupport
30. supporttheme(Bright, Grey, and Dark)
31. supportDual monitorto configure
32. supporttouchInterface (click, swipe, pinch)
33. supportDouble instance
34. playvideoandaudio frequencyFiles (older versions of Windows may require third-party codecs)
35. There are more