Timelense - Bring postcards to life using AR (and a sprinkle of magic).
Thankbot - Drive more business with handwritten notes
Local Mail by Mailjoy - The easiest way to mail potential customers in an area
Felt for iPhone - Handwritten cards for the modern world
Moo Postcards - Simple postcard printing
Handwrytten - Handwritten notes straight from your device. Huge selection of cards or design your own. Handwriting service integrates with 1000's of apps.