I think it's Christmas Card Maker https://itunes.apple.com/app/christmas-cards-maker/id490002812?mt=8
Wow! Thanks for your work, guys!I am one of developers who made it
Looking for ideas and wanted to see what your favorite Christmas apps are.
try this one if you looking for app for kids
https://itunes.apple.com/us/app/baby-christmas/id579918632?mt=8