Apps Like Nautical Calculator. for iPhone and iPad
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


Tides Near Me
Shelter Island Mapping Company, LLC
Tide charts and currents worldwide.
The app provides tide charts and current predictions for stations worldwide. It displays tide information, including water level changes, high and low tide times, and sun and moon rise/set times.




Nautical Nomograph
Universal Queue LLC
Calculate time, speed, and distance
Calculate time, speed, and distance with interactive charts. Input variables to solve equations. Convert units and view results instantly. Share solutions and save calculation history. Sync with charts for accurate route planning.


Flange Hole Marker Calc
Nanjibhai Gorasiya
Calculate positions
Calculate positions with equispaced calculator, angled placement tool, and equivalent count converter. Input dimensions and angles to generate precise measurements. Export results for use in workshop or design processes.

Argo Navigation: Boat GPS, Map
ARGO TECHNOLOGIES, LLC
Navigate and track boat trips
Track boat trips and navigate to destinations in North America. View real-time locations of friends. Access local knowledge from other boaters. Set and follow routes. Share trip details with others. Receive updates and alerts.



Sporty's E6B Flight Computer
Sporty's Pilot Shop
Calculate data and track position
Calculate -related conversions, fuel consumption, and navigation metrics. Perform arithmetic operations and unit conversions. Track time, distance, and speed. Sync with Apple Watch for real-time updates.



Wind Compass
Maple Media Apps, LLC
Track wind and weather conditions easily.
The app provides wind speed and direction, sunrise/sunset times, and temperature. Users can view hourly and daily forecasts, select units for wind speed and temperature, and choose compass declination.


Unit Converter Calculator Pro
Rome Rock LLC
Convert units between metric and imperial systems
Convert units between metric and imperial systems including area, distance, speed, temperature, volume, time, weight, energy, and power. Calculate area, speed, distance, and volume with supported units. Switch between units quickly and accurately.

GPS Speedometer MPH Tracker
BITHAUS.TECH, UNIPESSOAL LDA
Track speed with real-time GPS
Track speed, distance, altitude, and heading with real-time GPS data. Record trips with route tracking and save journeys for later. View live maps with position updates. Export trip data for analysis.


NOAA Marine Forecast: Buoycast
Skipjack Studios, LLC
View real-time buoy data and alerts
View real-time buoy observations from 800+ NDBC buoys. Check forecasts for over 300 zones. Access tide predictions and current hourly forecasts. Save favorite buoys and locate the nearest one. Sync data across all devices.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.