Tidekeeper: Offline Tide Times

Tidekeeper predicts tides on your phone from official NOAA harmonic constants, so it works on the boat, on the beach and anywhere without signal.

- Daily tide chart with high and low times and heights
- Current height and whether the tide is rising or falling
- 7-day outlook
- 1,300+ NOAA stations across the US coasts, Hawaii, Alaska and territories
- Search by name or find the nearest station
- Feet or meters

No account, no ads, no internet connection needed.

Predictions are for general information only and must not be used for navigation.