Best SeaNav US alternatives: apps like SeaNav US

9+ similar apps compared and reviewed

4.4 avg rating
9 free apps
Updated October 2026

SeaNav US is great, but it's not the only option. Explore 9+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to SeaNav US

4.6๐Ÿ˜(402 ratings)
FreeIn-App Purchases
Orca: Boat GPS, Charts, Routes screenshot 1
Orca: Boat GPS, Charts, Routes screenshot 2
Orca: Boat GPS, Charts, Routes screenshot 3
Orca: Boat GPS, Charts, Routes screenshot 4
Orca: Boat GPS, Charts, Routes screenshot 5
Orca: Boat GPS, Charts, Routes screenshot 6

Navigate the waters with advanced marine charts, intelligent route planning, and real-time weather and vessel tracking. This app offers offline chart access and can integrate with hardware for a comprehensive boating experience.

What We Love

  • ๐ŸŽจ Clean, intuitive design and visual presentation
  • ๐Ÿ—บ๏ธ Comprehensive and detailed chart coverage in many regions
  • ๐Ÿš€ Fast and responsive app performance
  • ๐Ÿงญ Excellent auto-routing with weather integration
  • ๐Ÿ“ฑ Seamless multi-device synchronization
  • ๐ŸŽฎ Easy-to-use interface for route planning
  • ๐Ÿ’ฐ Competitive pricing compared to alternatives
  • ๐Ÿ”Œ Good integration with Raymarine and marine hardware
  • ๐ŸŒ Global chart availability without regional restrictions
  • ๐Ÿ“ก AIS overlay functionality
  • โ›ต Effective autopilot control from mobile devices
  • ๐Ÿ”„ Frequent updates and improvements
  • ๐Ÿ‘จโ€๐Ÿ’ผ Responsive customer support (when available)

Room to Improve

  • ๐Ÿ› Frequent crashes and stability issues
  • ๐Ÿ—บ๏ธ Incomplete and inaccurate chart data in many regions
  • ๐Ÿ”‹ Excessive battery consumption
  • โŒ Missing critical navigation details (buoys, markers, beacon names)
  • ๐ŸŒŠ Poor inland waterway coverage
  • ๐Ÿšซ Limited functionality in free version
  • ๐Ÿ“ Unreliable GPS and location tracking
  • โš ๏ธ Dangerous routing errors (routes through obstacles)
  • ๐Ÿ” Problematic account creation and login process
  • ๐Ÿ“บ Intrusive pop-up advertisements blocking navigation
  • ๐ŸŒ Inadequate coverage outside coastal US areas
  • ๐Ÿ“Š Tidal stream data inaccuracies
  • ๐ŸŽฏ Poor auto-routing in some regions (Bahamas, Long Island Sound)
  • ๐Ÿ”ค English-only interface without translation options
  • โฑ๏ธ Slow customer support response times
  • ๐Ÿ’พ Offline map download issues
iNavX: Marine Navigation#2

iNavX: Marine Navigation by NavX Studios LLC

Sailing & Boating Chartplotter
4.8๐Ÿ˜(22K ratings)
FreeAdsIn-App Purchases
#100in Navigation
iNavX: Marine Navigation screenshot 1
iNavX: Marine Navigation screenshot 2
iNavX: Marine Navigation screenshot 3
iNavX: Marine Navigation screenshot 4
iNavX: Marine Navigation screenshot 5
iNavX: Marine Navigation screenshot 6

This app provides comprehensive marine navigation tools, including worldwide chart coverage, weather forecasts, and AIS integration. It allows users to plan routes, track their position, and connect with onboard instruments for a complete boating experience.

What We Love

  • ๐Ÿš€ Accurate and precise navigation
  • ๐Ÿ“Š Comprehensive charting and navigation features
  • ๐Ÿ› ๏ธ Customizable instrument settings
  • ๐Ÿ”„ Redundancy across devices
  • ๐Ÿ’จ Reliable performance over many years

Room to Improve

  • ๐Ÿค” Clunky and unintuitive user interface
  • ๐Ÿ—บ๏ธ Cumbersome chart management and downloading
  • ๐Ÿ”‹ Battery drain issues
  • ๐Ÿ’ฐ Expensive subscription model for charts
  • ๐Ÿ› Stability issues and crashes
4.6๐Ÿ˜ž(2.5K ratings)
FreeIn-App Purchases
#69in Navigation
Simrad: Companion for Boaters screenshot 1
Simrad: Companion for Boaters screenshot 2
Simrad: Companion for Boaters screenshot 3
Simrad: Companion for Boaters screenshot 4
Simrad: Companion for Boaters screenshot 5
Simrad: Companion for Boaters screenshot 6

This app provides boaters with detailed nautical charts, weather forecasts, and route planning tools. It offers GPS navigation, track recording, and points of interest, with premium features like offline maps and advanced charting available through subscription.

What We Love

  • ๐Ÿš€ Great navigation
  • ๐Ÿš€ Accurate charting
  • ๐Ÿš€ Useful planning features
  • ๐Ÿš€ Seamless integration with Simrad hardware
  • ๐Ÿ‘ User-friendly interface
  • ๐Ÿ‘ Helpful for fishing and boating

Room to Improve

  • ๐Ÿ› Frequent crashes and freezes
  • ๐Ÿ› Syncing issues with Simrad devices
  • ๐Ÿ› Unreliable offline maps
  • ๐Ÿ› Buggy and unstable
  • ๐Ÿ‘Ž Poor customer support
  • ๐Ÿ‘Ž Difficult to use and navigate

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This app provides comprehensive marine navigation, integrating charts, weather, tides, and GPS tracking. It simplifies route planning and offers real-time safety data to ensure confident and enjoyable time on the water for various boating activities.

Clutter-free nautical chartsSmart route planning with weather and tide integrationReal-time GPS tracking
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ActiveCaptainยฎ
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This app connects your mobile device to compatible Garmin chartplotters, enabling wireless chart and map transfers, software updates, and route planning. It also provides access to a community of boaters for reviews and information on marinas and points of interest.

Wireless chart and map transferRoute and waypoint planningActiveCaptain Community for POI reviews
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Navionicsยฎ Boating
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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 chartsHD bathymetry mapsDock-to-dock route planning
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