See
http://www.kinook.com/Forum/showthread.php?t=5566 for a full list of changes.
v5.4 is a free update for all licensed users of Ultra Recall v5, and upgrade pricing is available for existing customers of earlier versions (see
http://www.kinook.com/pricing.html for details). It can be downloaded from
http://www.kinook.com/UltraRecall/download.html.