Google Voice - US Only Access your Google Voice account right from your iPhone.
Receive push notifications for new text or voicemail messages.
Send free text messages to U.S. numbers and make international calls at cheap rates.
Listen to your voicemail, read transcripts and manage your Google Voice inbox.
Display your Google Voice number as caller ID when making calls.
Call contacts from your iPhone Address Book or enter new numbers on the dialpad.
A Google Voice account is required to use this app. To sign up go to www.google.com/voice.
Google Voice is only available in the United States.