MyPostcard - Send real photo postcards and greeting cards - worldwide, from any place to anywhere.
Postacard - Text a photo to send it as a postcard for $3.
Felt for iPhone - Handwritten cards for the modern world
Fizzer - Send a personalised postcard with your photos. Holiday cards, thanks, greetings, invitations, birthdays and announcements.
NanaGram - Text your photos and we'll mail 4x6 prints to your Nana.
Postsnap - Postsnap's iPhone app is the best, free postcard creator. Make & send real printed postcards, greeting cards, invitations and announcement cards using your own photos.