Nautical Calculator Preview app icon

Apps Like Nautical Calculator Preview for iPhone and iPad

by The Vu Cong★ 5.01 ratingsNavigationFreeData updated 2026-10-05

Nautical Calculator Preview screenshots

Ranked alternatives

Showing 81–100 of 1,000 ranked alternatives.

  1. Orca: Boat GPS, Charts, Routes app icon

    Orca: Boat GPS, Charts, Routes

    Orca Technologies AS

    Navigate with real-time AIS data

    View nautical charts online and offline. Use satellite maps for navigation. Plan for sailboats and powerboats. Access real-time AIS data. Get global marine weather with temperature, wind, tides, and currents.

    ★ 4.6394 ratingsNavigationFreeData updated 2026-09-26
  2. GPS Speedometer and Altimeter app icon

    GPS Speedometer and Altimeter

    晓溪 张

    Track speed with dual scales and unit

    GPS measures and displays speed for walking, jogging, cycling, cars, boats, trains, and airplanes. Users can select display units and choose between two scales. Trip recording and average speed tracking are available.

    ★ 4.7368 ratingsNavigationFreeData updated 2026-09-19
  3. SEAiq Pilot app icon

    SEAiq Pilot

    Sakhalin, LLC

    Navigation for pilots on waterways.

    The app supports S-57, S-63, iENC, and BSB/KAP chart formats. It includes features such as predicted vessel display, docking aids, and NMEA/AIS record and playback.

    ★ 4.9452 ratingsNavigationFreeData updated 2026-10-09
  1. Air Navigation Pro app icon

    Air Navigation Pro

    Air Navigation SA

    Plan flights, track routes, navigate skies

    Plan and navigate using an interactive moving map with aeronautical charts, satellite, or vector map backgrounds. View real-time flight data, track position, and adjust routes. Access up-to-date weather and airspace information.

    ★ 4.6631 ratingsNavigationFreeData updated 2026-09-08
  2. Whale Alert app icon

    Whale Alert

    Conserve.IO Inc.

    Report whale sightings, save whales.

    The app provides an interactive map of whale sightings and real-time alerts for areas of concern. Users can report whale activity, access marine rules, and monitor collision risk to help protect whales.

    ★ 4.6421 ratingsNavigationFreeData updated 2026-11-09
  3. SEAiq app icon

    SEAiq

    Sakhalin, LLC

    Load charts and navigate seas

    Navigation allows users to load custom charts in S-57, S-63, iENC, BSB, and KAP formats. It automatically downloads NOAA charts and raster maps. Users can create waypoints, routes, and tracks. Night color modes and anchor alarms are available.

    ★ 4.7192 ratingsNavigationFreeData updated 2026-09-08
  4. Topo GPS - Topographic maps app icon

    Topo GPS - Topographic maps

    rdzl

    Complete GPS device with detailed maps.

    The app provides detailed topographic maps for outdoor activities. Viewed maps are stored on the device for offline use.

    ★ 4.5464 ratingsNavigationFreeData updated 2026-10-06
  5. Seawatch24 Marine Traffic AIS app icon

    Seawatch24 Marine Traffic AIS

    Brian Bach Mortensen

    Track ships in real time and view

    Track real-time vessel movements and access detailed maritime data. Search for ships by name, MMSI, or IMO. View ship details, photos, and voyage information. Customize maps with overlays to identify ports, shipping lanes, and navigation markers.

    ★ 4.745 ratingsNavigationFreeData updated 2026-09-08
  6. Mô Phỏng Giao Thông V2.0.0 app icon

    Mô Phỏng Giao Thông V2.0.0

    Xuan Sang Cao

    Simulate traffic exams and track progress

    Practice traffic scenarios to prepare for the GPLX driving test. Simulate various road situations, review traffic rules, and test knowledge on different license categories.

    ★ 4.7194 ratingsEducationFreeData updated 2026-09-06
  7. Osuno Smart app icon

    Osuno Smart

    Manh Hai Do

    Track vehicles and monitor trips in real

    Track vehicle movements using GPS satellite technology and Viettel mobile networks. Monitor trips, set geofences, and receive alerts. Record speed, fuel levels, and engine data. View real-time location and historical routes.

    ★ 5.051 ratingsBusinessFreeData updated 2026-09-06
  8. SeaDrive: Boat Navigation app icon

    SeaDrive: Boat Navigation

    SeaDrive LLC

    Track routes, record trips, view charts

    Navigate waterways with detailed charts, build routes, and record tracks. View tides and currents. Set waypoints and track progress. Share maps and access free US charts for safe boating.

    ★ 4.5264 ratingsNavigationFreeData updated 2026-09-22
  9. Boat Watch Pro app icon

    Boat Watch Pro

    Pocket Mariner Ltd.

    Track boats and ships in real time

    Track boats and ships in real time using a map. Identify vessels by pointing your camera at them. Receive alerts when tracked vessels depart or arrive. View vessel details and movement history. Share tracked vessels with others.

    ★ 4.591 ratingsNavigation$7.99Data updated 2026-10-25

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.