The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
From Brooklyn Packet:
If you are like us, and you're dreaming of candy canes and presents then Xmas Booth Free is for you! In Xmas Booth Free you can decorate holiday themed backgrounds with all kinds of festive stickers. Choose an existing photo or take a new photo of your friends and family, and decorate them with holiday stickers. Be sure to get in the Christmas spirit, and send everyone the holiday fun via email, Facebook, and Twitter!FEATURES:- Choose from a fun variety of holiday themed backgrounds!- Select an image from your photo library or take a new picture to decorate!- Gorgeous holiday stickers to choose from! - Save your artwork to your device's photo library!- Share your work of art with your friends and family through email, Facebook, and Twitter!Please note: A network connection is required to share your artwork, and to download new backgrounds and stickers. You do not need a network connection in order to save your artwork to your device's photo library though.