What calendar app is on my s4 mini? Compatible with any calendar app for new Fire \synching?

[AC Question]

Dumb me cannot find app name on s4!

 

[B. Diddy]

Welcome to Android Central! It's called S Planner. See page 94: http://downloadcenter.samsung.com/c...-I9195_UM_EU_Jellybean_Eng_Rev.1.0_130620.pdf