Showing 161–180 of 1,000 ranked alternatives.
Rose Point Navigation Systems, Inc
Plan and log cruises
View NOAA and USACE nautical charts for U.S. waters in vector format. Create routes, waypoints, and boundaries. Sync navigation objects across devices. Track boat position and speed. Set and monitor alarms for depth, speed, and proximity.
David Ryall
GPS, track location, diagnose issues
Provides GPS navigation with fast lock time and precise parameters. Supports multiple systems including GPS, Galileo, GLONASS, and QZSS. Diagnoses location issues and suggests fixes. Includes latitude, longitude, and WGS84 by default.
Prachi Pimpalkhare
Maritime reference and learning companion.
The app provides an intuitive maritime reference and learning companion for sailors. It features illustrated signals, a complete COLREGs reference, and interactive quizzes to test knowledge.
Eyermin Colon Sanchez
Explore and locations
Explore to locate events and characters geographically. View of Palestine, the ancient world, and key journeys like Abraham's travels and the Exodus. Use for study, teaching, or sermons.
M Butler
Measure altitude using barometric pressure
Measure altitude using barometric pressure without GPS. Display real-time altitude readings. Track pressure changes over time. Set altitude alerts. Sync with Apple Watch for stand-alone use.
Armchair Engineering
Check commodity prices and trends
View commodity prices and price changes for 15 common items. Access historical data spanning 1 to 36 months. Customize accent colors for interface preferences. Add widgets for market insights.
Colin Porteous
Track tidal streams and measure set rates
Displays real-time tidal stream data based on the nearest Devonport high water time. Shows hourly streams charts valid for specific periods. Allows users to view tide set and interpolated rates. Functions fully offline without internet connection.
UNITIO PLUS SL
Monitor anchors and receive live alerts
Monitor boat location in real time and receive alerts for drifting. Track vessel progress remotely. Set up preconfigured notifications for security events. Share live updates with designated contacts. Sync with other vessels for flotilla management.
Sail South Pacific Ltd.
Navigate routes and waypoints offline
Navigate New Zealand waters safely with offline access to detailed routes and waypoints. View anchorage information and route details. Customize map layers to manage displayed data. Mark and save waypoints for future reference.
Outdooractive AG
Find approved trails and routes
Find officially approved hiking, biking, running, and ski touring routes near you and worldwide. View detailed trail information, including difficulty, length, and elevation. Plan trips, save favorite routes, and access maps and GPS navigation.
Daniele Fruzzetti
Monitor and sea conditions
View weather maps of the Mediterranean, track and sea conditions hourly. Add favorite locations and monitor parameters like at 10m, gust, and wave height. Use color-coded scales for easy navigation.
NextStack LLC
Track tides and view station data
View real-time data from sources. Check predicted high and low tides. Set location-based alerts. Track water levels and currents. Share observations with others.
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