The product is called, loosely, Dragon Dictation. It’s made by a company called Nuance. There are versions for the PC, an old one for the Mac, and a mobile version that works a little differently.
It's more than talking to your smartphone.
Yes, this is a book--and audiobook. Want to get it all in video and walk-you-through-how-to-do-it online course? Listen in.
My mom sometimes leaves me voicemails that say, “I know it’s late at night for you comma but I just wanted to let you...