Please do find some interesting pages for Mac applications:
http://www.macshareware.com/software/bible_ipod_niv
http://www.macshareware.com/software/ipod_touch_bible
http://www.apple.com/downloads/macosx/ipod_itunes/bibleplayer.html
http://mac.wareseeker.com/free-audio-bible-player-for-ipod/
http://podbible.org/
http://mac.rbytes.net/search/ipod-bible/
http://download.cnet.com/iBible/3000-2135_4-10211510.html?tag=mncol;pop
At Olive Tree you can get some free downloads for your applications:
<http://olivetree.com/changedevice.php>