goPostal is a free application that gives you a quick, easy way to create, print and mail personalized souvenir postcards directly from your iPhone. Unlike other postcard applications, goPostal lets you create a physical postcard which is then delivered to your friends or family by the United States Post Office. nnNo longer do you have to buy a generic postcard or search for stamps and mail boxes while on vacation. With goPostal, you can send a physical postcard to any US address from anywhere in the worldnnEach postcard will be custom manufactured and delivered by the United States Post Office. At 1.29 each including postage, personalized postcards are a tremendous bargain.