"Jott makes sure you stay on top of everything. With a simple phone call to 866-JOTT-123, you can capture notes, set reminders and calendar appointments, stay in touch with friends and family, and interact with your favorite web sites and services…all with your voice!
Simply call Jott and tell us where you want your message to go. We capture your voice, turn it into text, and send it to the destination you chose."
Only available in the US by the looks of it.