Gemnote - Handwritten cards & premium custom gifts for companies
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.
Minted Greeting Card Subscription - Never be late sending a greeting card to family & friends
The Simple Postcard - Text a photo to mail it as a postcard
Fountain Greetings - Handwritten cards. Curated gifts. Right at your fingertips.
Felt for iPhone - Handwritten cards for the modern world