FastStone Image Viewer is one of my favorite photo applications, with good reason. It’s not just a viewer, but an image browser, converter, and an editor as well. You’ll find the interface intuitive and very easy to use.
This program is loaded with features including, renaming, cropping, color adjustments, lossless JPEG transformation, drop shadow effects, image frames, scanner support, histogram and much more.
With FastStone installed you’ll have support for all major graphic formats including BMP, JPEG, JPEG 2000, GIF, PNG, PCX, TIFF, WMF, ICO and TGA.
Quick Facts:
Windows Explorer-like user interface
Supports popular image formats
Full Screen viewer with image zoom support and unique fly-out menu panels
One-click image magnifier
Red-Eye removal/reduction
Resize/resample, rotate/flip, crop, sharpen/blur, brightness/contrast, etc.
Image color effects: gray scale, sepia, negative, Red/Green/Blue adjustment
Image special effects: watermark, annotation, drop shadow, framing, bump map, lens, morph, waves
Multi-level Undo/Redo capability
Acquire images from a scanner
Screen capture capability
A no-install, fully portable version, can be run from a removable storage device
Latest Version 3.5 – January 15/2008
FastStone Image Viewer includes two versions in one installation:
Standard Edition – Free for private or educational use.
Professional (Pro) Edition – Registration required.
Download at: Download.com
This article is a followup to an earlier review of this application in April, 2008.
Bill Mullins' Weblog - Tech Thoughts 
Bill,
FastStone Image Viewer is a class act and is my default graphic viewer. It is also available as a portable app… Thanks for a great review.
Rick
i also used faststone for awhile. still my vote goes to xnview.
Fast Stone Capture also available as a screen capture and is integrated into the FastStone Viewer.
For the review, visit:
http://freewareelite.wordpress.com/2009/05/01/faststone-capture-capture-anything-on-your-pc-screen/
http://www.freewareelite.wordpress.com