Here are the new features of the 5.3 version.

--Lossless image/thumbnail rotation.
--Advanced Batch Conversion - allows image adjustments to multiple images
--Undo
--Upload to the free sharing site www.PictureCD.com
--Faster, higher quality JPEG saving
--Higher quality thumbnails
--Higher quality picture indexes
--Many general speed improvements
--Improved display of losslessly rotated images

Overall, this is the best digital content manager for the money. I would recommend this to anyone.