In each calendar year one to three Fridays actually fall on the 13th. In fact this year, in 2012, there are 3, with today being the last one for the year. Do you need to know when the next Friday the 13th is? Do you need to make special plans? You need to ensure your insurance is paid up? Well, I’m sure you’re not surprised that for Friday the 13th, there is an app for that!