AIS Radar vs Navionics® Boating
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AIS Radar
View Automatic Identification System (AIS) data from marine transponders or public internet feeds. Displays target information, calculates closest point of approach, and offers customizable radar views. Requires an AIS device or adapter for WiFi connectivity.
- Radar PPI-like display of AIS targets
- Calculates CPA and TCPA
- CPA/TCPA warning system
- Selectable display range
- Different radar display modes
- List and detail views for targets
- Viewer for AIS safety messages
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AIS Radar displays AIS (Automatic Identification System) data received from marine AIS transponders/receivers such as the ExNC 101, Weatherdock easyAIS or Digital Yacht, over a WiFi network. For AIS devices without built-in WiFi support, an external serial-to-WiFi adapter such as the SEAMate1A® Lite, the Brookhouse iMux, the Roving Networks RN-370 or the Digi Connect® Wi-SP can be used. Alternatively, the application can display AIS data received from public internet AIS feeds such as the San Francisco Exploratorium. IMPORTANT: Please note that you will need to have an AIS transponder or receiver device capable of sending AIS data over a WiFi connection. Please see the Support Website for information regarding supported devices and setup tips. Features include: * Radar PPI-like display of AIS targets with course/heading and speed information. * Selectable display range. * Symbols for different targets (vessels with AIS class A and class B transponders, SAR aircraft and navigation aids). * Computes closest point of approach (CPA) and time to closest point of approach (TCPA) for AIS targets. * CPA/TCPA warning: The app will warn if the CPA (distance) or TCPA (in minutes) of another vessel is below a specified minimum. * Tap to select targets, double-tap to display detailed information about selected targets. * Pinch gestures and +/- buttons to change display range. * Different radar display modes: Heading Up, Course Up and North Up. * Optionally hide slow moving (or non-moving) targets from Radar view. * List and detail views for AIS targets, displaying all available information about a target in clear form. * Viewer for AIS safety-related broadcast messages. * Supports iPhone and iPad, in portrait or landscape orientation. * AIS/NMEA data can be received via a TCP connection or UDP. DISCLAIMER: This application is no replacement for professional marine equipment. Always adhere to the principles of good seamanship and use proper caution and common sense when commanding a ship.
Navionics® Boating
Access detailed nautical charts and advanced boating features offline on your mobile device. Plan trips with dock-to-dock guidance, check weather and tides, and connect with a community of boaters. Ideal for cruising, fishing, sailing, and diving.
- Offline nautical charts
- HD bathymetry maps
- Dock-to-dock route planning
- Weather and tide forecasts
- Community edits and recommendations
- Track recording and sharing
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Get up-to-date, detailed charts you can use offline plus a boatload of features on your mobile device, so they’re on hand wherever you go. The Boating app is a must-have for cruising, fishing, sailing, diving and all your activities on the water. Try it free for a limited time. To continue using charts and advanced features, you can purchase a yearly auto-renewable subscription*. A COMPLETE PACKAGE • INTERNATIONALLY RENOWNED NAVIONICS® CHARTS: Use them offline along with multiple overlays, so you can be more aware of what’s above and below the water. - NAUTICAL CHART: Use this premier marine reference to study port plans, anchorages and safety depth contours, locate navaids, marine services and more. - SONARCHART™ HD BATHYMETRY MAPS: Extraordinary 1’ (0.5 meter) HD bottom contour detail is the ideal tool for locating new fishing areas. - U.S. GOVERNMENT CHARTS (NOAA): These are available within the following coverages: U.S. and Canada, Mexico, Caribbean to Brazil. - OVERLAYS: The relief shading overlay allows you to have a better understanding of bottom topography for improved fishing and diving. Sonar imagery reveals bottom hardness clearly and in vivid color on select lakes. Want more? Display satellite imagery on land and water. - MAP OPTIONS: Change chart-overlay combinations to customize chart views, activate night mode, highlight shallow areas, target multiple fishing ranges and more. - DAILY UPDATES: Benefit of thousands of daily updates worldwide. • TOOLS FOR PLANNING AND ENJOYING YOUR DAY - AUTO GUIDANCE+TM TECHNOLOGY**: Easily plan your trip with a suggested dock-to-dock path based on chart data and navigation aids. Get ETA, distance to arrival, heading to waypoint, fuel consumption and more. - WEATHER AND TIDES: Knowing conditions before heading out is crucial. Access real-time weather data, daily and hourly forecasts as well as wind, weather buoys, tides and currents. - MARKERS, TRACKS, DISTANCE: Place a marker on a good anchorage spot or where you reeled in a big fish. Record your track, take photos and videos within the app, and look back at your day anytime. Easily check distance among two points. • AN ACTIVE AND HELPFUL COMMUNITY - COMMUNITY EDITS and the ACTIVECAPTAIN® COMMUNITY: Obtain and contribute useful local knowledge along with thousands of fellow boaters, such as points of interest, navigation aids and valuable recommendations from people with firsthand experience of the local environment. - CONNECTIONS: Stay in touch with your friends and fellow boaters by sharing your live location, tracks, routes and markers to easily meet on the water or let them check out your adventures. - GPX IMPORT/EXPORT: Share your saved data outside the app or transfer it to your chartplotter. - SHARE MAP OBJECTS: Share a marina, repair shop or any other location outside the app. • EXTERNAL DEVICE-FRIENDLY FOR MORE FEATURES - PLOTTER SYNC: If you own a compatible chartplotter, sync it with the app to transfer routes and markers, activate, update or renew your Navionics chartplotter card subscription. - SONARCHART LIVE MAPPING FEATURE***: Connect with a compatible sonar/plotter, and create your own maps in real time while navigating. - AIS: Connect to a compatible AIS receiver with Wi-Fi® connectivity to see nearby marine traffic. Set a safe range, and receive visual and aural alerts to signal potential collisions. NOTES: *You can manage your subscription anytime, and you can turn auto-renewal off. **Auto Guidance+ is for planning purposes only and does not replace safe navigation operations ***Free features A tablet device with Wi-Fi connectivity locates your approximate position if it is connected to Wi-Fi. A tablet Wi-Fi + 3G model operates similarly to a phone device with GPS. Wi-Fi is a registered trademark of the Wi-Fi Alliance. iOS is a trademark licensed to Apple, Inc.
Screenshots
Verdict
The clearest difference is review sentiment: AIS Radar at 100% against Navionics® Boating's 15%. AIS Radar also leads on rating (4.0 vs 2.9) and in-app purchases (none vs 15). Navionics® Boating's advantage is price (Free vs $6.99) and ratings volume (2.3K vs 1). On ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Navionics® Boating is free to download; AIS Radar costs $6.99 up front. Navionics® Boating sells 15 in-app purchases, starting at $49.99 per year. AIS Radar asks for nothing beyond the download.
AIS Radar holds the better App Store score, 4.0 against 2.9. That said, the two scores are not equally well evidenced: Navionics® Boating has 2.3K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of AIS Radar's written reviews are positive against 15% of Navionics® Boating's.
AIS Radar ships an update every 7 months, Navionics® Boating every 6 weeks. The most recent releases landed on September 10, 2026 and September 27, 2026 respectively.
| Parameter | AIS Radar | Navionics® Boating |
|---|---|---|
| Price | $6.99 | Free — better |
| Rating | 4.0 (1 ratings) — better | 2.9 (2.3K ratings) |
| Positive reviews | 100.0% of reviews — better | 14.9% of reviews |
| Number of ratings | 1 | 2.3K — better |
| Update frequency | Every 7 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Best chart rank | — | #4 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 3 MB | 122 MB |
| Age rating | 4+ | 4+ |
| Developer | Guenter Obiltschnig | Garmin |
Customer experience
AIS Radar
Navionics® Boating
Bugs and requests
AIS Radar
Not enough reviews yet to summarise bugs or requests.
Navionics® Boating
Reported bugs
3 issues- GPS signal loss and position tracking issues
- Inability to download or access previously purchased maps
- Constant requirement to log in, even offline
Requested features
4 requests- Add anchor alarm feature
- Improve route planning and waypoint functionality
- Provide better support for multiple devices
- Enhance user interface and customization options
In-app purchases
AIS Radar
No in-app purchases
Navionics® Boating
- Norway$49.991 Year
- Baltic Sea3 Days trial$49.991 Year
- Australia & New Zealand7 Days trial$49.991 Year
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- Africa & Middle East7 Days trial$49.991 Year
- Mexico, Caribbean to Brazil7 Days trial$49.991 Year
- Indian Ocean and South China7 Days trial$49.991 Year
- Pacific Islands7 Days trial$49.991 Year
- US & Canada7 Days trial$49.991 Year
- UK, Ireland & Holland7 Days trial$49.991 Year
- Chile, Argentina&Easter Island$49.991 Year
- China Sea & Japan$49.991 Year
- Central and West Europe7 Days trial$59.991 Year
- Mediterranean & Black Sea7 Days trial$59.991 Year
- Adriatic & Ionian Seas7 Days trial$69.991 Year
- Scandinavia S. & Germany N.$99.991 Year








