Low cost long distance on your smart phone

Ok I just paid 3.50 for a one minute call I made long distance on my iphone....not cool.  So I found this great app for iphone and Blackberrys...read below

Maximize your savings and stay connected with YApp - the new Yak Mobile Long Distance App for your iPhone! and Blackberry
With YApp, you'll save a bundle using Yak's great long distance rates, all with a few simple touches on your mobile.

• No need to dial an access number or key in a PIN
• Choose a contact straight from your mobile contact list
• Download YApp for FREE!
• Contract-free*

Here is the site: http://www.yak.ca/YApp

This should save you a small fortune