SeaNav Boating navigation

Professional marine navigation with official charts, live AIS and advanced route planning. It’s like Google maps for your boat. Plan, navigate and explore with high-resolution official marine charts covering US, Canada UK & IE, Europe and Australia.

SeaNav combines charts, routing, AIS and weather in one powerful , easy to use and affordable — navigation app.

Charts available with a free 3 day trial.

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🧭 Plan Smarter

• Create and edit routes
• Auto-advance waypoints
• Measure distance & bearing
• Import & export GPX routes
• Works offline

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⛵ Navigate with Confidence

• Real-time GPS navigation
• Course Up & North Up modes
• ETA, XTE, VMG, SOG & COG
• Sailing HUD display
• Background navigation
• Waypoint reached alerts
• MOB and Anchor alarm (IAP)
• Night mode display

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📡 Live AIS & Safety (Optional IAP)

• Real-time AIS ship positions
• Collision alarms
• AIS position sharing
• Internet AIS integration
• Free AIS when used with Boat Beacon

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🌊 Charts & Marine Data

• Official high-resolution vector charts
• Seamless pan & zoom
• Buoys, lights, bridges & depths tappable
• Real-time distance & bearing to chart objects
• Configurable layers
• Satellite overlay
• NMEA instrument support (via Wifi or USB)

Charts available for:
US, Canada, BVI, Bermuda, UK & Ireland, Germany, France, Netherlands, Belgium, Norway, Spain, Croatia, Portugal, Sweden, Italy & Australia.

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🌦 Weather & Tides (Optional IAP)

• Wind & wave forecasts (7 days)
• Tidal heights & tidal streams
• Moon & sun times

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🎓 Try Everything Free

Built-in demo mode gives free access to charts, AIS, weather and tides.

The free version includes all route planning and navigation tools.
High-resolution vector charts are available via 12-month subscription including updates.

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🔋 Requirements

• GPS required for live navigation
• Internet required for live AIS
• WiFi-only devices require external GPS

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⚠ Important

Continued GPS use in background may reduce battery life.

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📜 Legal

Contains material derived from UK Hydrographic Office data.
© British Crown Copyright.

Full Terms of Use:
http://seanav.net/termsofuse.php

Privacy Policy:
http://seanav.net/privacy.php

Support: [email protected]