isn't that 'merging'? http://www.mac-dive.com/help/index.php?title=Merging_Dives you would have to sync the two databases (Mac and iOS) and afterwards you could merge ('join') the matching dives. the intention of this feature seems to be the option to merge two shorter dives with interruption to onl...
more than a year ago I had asked Scubpro about Macdive with respect to one of their quite interesting Computers. The answer was flippant and they answered only once. Hereafter, I didn't buy it.