Today’s featured promo on MacUpdate offers Apimac Slideshow for US$14.95 (50% off, retail $29.95). “Apimac Slideshow is a slideshow and presentation tool for multimedia files, movies, sounds and images that allows you to quickly and easily create slideshow presentations and portfolios that can be distributed as freestanding programs for Mac and Windows or as movie files optimized for YouTube, CD-ROMs, the Web, iPod, mobile devices and computers.” Apimac Slideshow requires Mac OS X 10.4 or later.