NO MORE JOTTING IT IN

Nordiska Museet in Stockholm (The Museum of Nordic History) has an excellent calendar named Årets Dagar (Days of the Year). It's a guide to when, how and why for Swedish traditions. Now available as a free app for iPhone and Android, where you an mark days and holidays you want to be reminded of. Perfect for the trivia oriented, Scandi-interested, or the expat who's lost track of the days...
IMAGE: ITUNES