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HockeyGPS - The first, most popular and highly rated hockey specific navigation tool for your iOS device. A must have
iPlaybook Hockey:
iPlayBook is a Coaching whiteboard in the palm of your hand. Draw plays, faceoffs, and passes with your finger. Touch and drag players to move them around the screen. Choose from three different ice formations. Support for Save plays as images to the photo library, or email them directly from iPlayBook.

Hockey Trivia Lite: 
Ice Hockey Trivia with a real range of well thought out professionally written questions about the CHL and NHL.

Ice Board:
  This is the simple strategy board for Ice Hockey.
If friends have iPhone or iPad, you can send data and share making movie!
My Hockey Stats

My Hockey Stats is perfect for hockey moms and dads, recreation league players or weekend warriors! Track player performance in real time, then review those statistics either by game or over an entire career for an unlimited number of skaters. 

Hockey Drills: 
Highly recommend Hockey Drills for all youth hockey coaches.

Sharp Sk8s:

This iOS App will help you manage your skate blades during the hockey season