Showing 21–40 of 1,000 ranked alternatives.
GEC s.r.l.
Download charts, navigate offline, connect instruments
Navigate using weekly updated nautical charts from NOAA. Plan routes manually or automatically. Record GPS tracks and store navigation data including markers and routes. Share data with others. Display tides and currents.
Kyle Modesitt
Find and check weather
Find managed by the United States Forest Service or Bureau of Land Management. View campground details including name, agency, weather, elevation, and images. Search and locate nearby sites. Share location data with a Road Trip Planner .
Parkwolf LLC
Explore parks with audio guides
Explore parks with detailed audio tours that provide information on history, wildlife, and geology as you drive. View upcoming points of interest, distances to restrooms, gas stations, and food locations.
komoot GmbH
Plan routes for hikes, rides, and runs
Plan routes for hiking, mountain biking, or road cycling with detailed customization. Access community recommendations and shared knowledge. Save and share route details. Sync with fitness trackers for performance metrics.
onXmaps, Inc.
Find lakes, view details, navigate to locations
Access GPS navigation and land ownership data for fishing. Locate lakes with detailed fisheries information. View satellite imagery and apply filters for ice fishing. Find trails, access points, and land ownership details.
William Modesitt
Find spots and track your journey
Find free sites without internet. View driving distance and time from current location. Explore user-sourced sites with variable ratings. Save favorites and navigate using map features.
LW Brands, LLC
Download and view weather
View and download NOAA electronic navigational for offline use. Access in NOAA or ECDIS formats. Overlay NOAA weather for real-time conditions. Display buoys, beacons, lights, and natural/man-made features. Track radar and fog signals.
National Renewable Energy Laboratory
Find nearby
Find offering electricity, natural gas, biodiesel, E85, propane, or hydrogen. Use current or custom location to locate up to 20 within a 30-mile radius. View on a map or in a list sorted by distance. Filter by fuel type and customize preferences.
Applorium Ltd
Calculate distances and areas on a map
Calculates distances between map points and areas of non-overlapping polygons. Users can switch between metric and imperial units. Coordinates are displayed in decimal or degrees, minutes, and seconds.
Makoto Katsumata
Navigate with and map
Navigate using synchronized and map. Designate points by holding. Create routes and add multiple pins. four map types and traffic. Share locations. Search for places. Switch between portrait and landscape modes.
ForeFlight, LLC
Plan flights, check weather, track position
Weather "View current conditions, forecasts, and radar maps. Set location-based alerts. Customize notifications for severe weather. Share forecasts with others."
Boris Kalinin
Measures distance between two points.
The app measures the shortest distance between two points using GPS. Distances display in yards, meters, kilometers, and miles.
Netviking AB
Measure surfaces, calibrate, save settings
Measure surfaces for levelness and angles with high precision. Calibrate quickly and save settings automatically. Accurate to one tenth of a degree. Supports Retina displays. Align picture frames or check table surfaces.
Chris Henry
Calculate centibar readings from data
Enter readings for rooting depth, effective rooting depth, type, and Managed Allowable Depletion. Calculate average centibar readings, available water remaining, and stress level.
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