Free and Max editions, Photoshop PSD support, red-eye reduction...
New in v7.0.x:
New Free and Max editions, completely reengineered thumbnail generation engine (75% faster performance), various other performance enhancements, significantly improved user interface, too many other enhancements and fixes to list; Release Notes - Last Updated: 01.17.05 Upgrade Meter: 5
New inv6.3: Enhanced printing and print preview capabilities, Digital Darkroom module updates, white balancer tool, Mass CRW Developer updates; Release Notes Upgrade Meter: 4
New inv5.2.3: Photoshop PSD format support, multi-monitor support, red-eye reduction tool, eyedropper tool, smoothing and blur effects, various other enhancements; Notes Upgrade Meter: 4
New inv4.5: Added hooks for the Explorer Xtension Add-In, completely overhauled thumbnail generator for significant performance gains, redesigned folder view pane, folder pane node refresh command, various other enhancements and bug fixes; Notes Upgrade Meter: 4
New inv4.4: New folder pane options, random transition effect interface, redesigned file access layer for faster thumbnailing performance, overhauled TWAIN interface, enhanced print support, audio cues added to slideshow, various bug fixes; Release Notes Upgrade Meter: 2
New inv4.3: Significantly enhanced printing engine, WYSIWYG print preview module, mass cropping feature, various bug fixes; Release Notes Upgrade Meter: 4
New inv4.2: Increased maximum thumbnail size, MailTo command added to File menu and thumnail window context menu, various bug fixes and feature enhancements; Notes Upgrade Meter: 2
New inv4.1: Significantly improved thumbnailing performance; "transparent" mode for screensave module; grayscale fade, reostat, and zoom transitions for slideshow and screensaver modules; directionalized transition effects; redesigned file randomizer subsystem for slideshow, screensaver, and wallpaper autochanger modules; Notes Upgrade Meter: 4
New inEmber 2000 (v4.0): Integrated color correction interface (with mass color correction capabilities), file search engine, customizable folder view settings with folder-specific layout preferences, Windows shell integration, mass image thumbnail export, mass image format conversion, enhanced image printing support; Release Notes Upgrade Meter: 5
Pros: Lightning quick image viewing, excellent integration with other applications
Cons: Expensive relative to Irfan View and PolyView, minimal configuration options