For one reason or another, which is probably an internal reason that will only be known to Apple, the native Voice Memos application that ships with iOS as a default app installation doesn't offer synchronization features with the Mac's OS X platform. Simply put, that means if you record something on the iPhone, there's no iCloud or sync support, so that file will have to be extracted manually from the iOS device and migrated across to the Mac if required - unless you bring this brilliant app into play that serves as a simple solution to that problem.
