Jott is a cool service which converts your voice to text and sends the transcript to whoever you want to. Jott is mobile note taking service, can be used for sending reminders to yourself or sending messages to others. Other cool thing with Jott is you can even post to your blog with jott.

How it works:

You make a call to Jott and tell whom you want to send the message, then record your voice message. Jott will convert this voice message to text and sends it to your contact by email.

Image: Jott in action
Currently jott is only available to US and Canada users.