USA Free Tide information
With over 3,000 locations around the US, this app holds all the tide information until the end of 2013. No need for an internet connection, you can check the tides.
Also included for each location and date are
* Tide
* Moon phase
* Sunrise and sunset
Whether your are home or in the middle of the Pacific ocean with no cell phone service you will still know the tides, moon and sun conditions.