The app Tide Table Chart provides quick and easy access to high tide and low tide forecasts.
It downloads map data from the internet and stores them on your phone SD card.
It does not share your loaction or any of your private information.

DISCLAIMER
Tide data displayed by the app are based on astronomical tide predictions and do not take into account the effects of strong winds, atmospheric pressure, rain, floods and other meteorological events.
Do NOT use the app for navigation or any other purpose that may result in personal injury or property damage. Use it at your own risk.