In case you are wondering, voice memos is the default app for recording audio or voice notes with your iphone, this app comes preinstalled in every iphone. Some of people face the problem of how to copy the voice memos or recorded audio files to their computer or mac.
Its fairly simple, to transfer these audio notes from iphone, as you just need to sync voice memos as well by selecting them under music in iTunes as shown in the image below.
After syncing your iphone music with your computer or mac, you will see a new genre called "Voice Memos" and within it as shown in the image below.
Another way of transferring these audio notes indirectly, you can email or MMS the voice memo directly from your phone. If you only have a few files, emailing them may be a good option.
1. From the voice memo screen click the silver button in the lower right corner. This will take you to a list of your voice memos.
2. Select the voice memo you want to share and press the large blue share button at the bottom right of the screen.
3. Select Email or Message as shown in the image below.