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 Jeff Handy:
Photo Calendar 5 lets you navigate your photos by dates on a Calendar. Find all of your photos neatly categorized by the day they were taken. Want to find all Photos you snapped last Summer on your iPhone? Easy. Want to find all photos on your last birthday? Simple. Want to see what you were doing on January 29th 2 years ago? It's fast. PhotoCalendar 5 brings photos to you the way they were meant to be browsed. And now, Photo Calendar 5 brings your photos alive with voice annotation! Record your stories, your musings, your details about the photo as you reminisce through them. Photo Calendar 5 will play back your recording to you the next time you browse your photos.Remember: Every picture needs a story. Tell it on Photo Calendar 5! Remember what the picture was about!Email all your favorite photos to your friends from within the app.Coming Soon! Photo Calendar 5 soon will allow you to send photo slideshows with your voice to your friends!Thanks for looking,Jeff.