Best Nautical Charts App

232+ iOS apps curated and reviewed

3.9 avg rating
16 free apps
Updated September 2026

i is the household name in nautical charts app, but it's far from the only option. We track 232+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Nautical Charts App (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (15K)NoYesSep 2026
2Navionics® BoatingNavionics® BoatingFree2.9★ (2.3K)NoYesSep 2026
3iNavX: Marine NavigationiNavX: Marine NavigationFree4.8★ (22K)YesYesSep 2026
4Nautical Charts & MapsNautical Charts & Maps$8.994.6★ (3.8K)NoNoSep 2026
5PRO CHARTS - Marine NavigationPRO CHARTS - Marine NavigationFree4.5★ (8.5K)NoYesSep 2026
6Savvy Navvy: Boat NavigationSavvy Navvy: Boat NavigationFree4.7★ (8K)NoYesSep 2026
7iSailGPS NZ : Nautical ChartsiSailGPS NZ : Nautical Charts$0.99 was $2.99NoNoAug 2026
8Hip ChartsHip ChartsFree3.3★ (7)NoNoSep 2026

Top Picks for Nautical Charts App

i-Boating: Marine Charts & Gps#1

i-Boating: Marine Charts & Gps by Bist LLC

Lake Depth Map,Sailing Plotter
Editor's Choice
🗺️ Navigation
4.5😊(15K ratings)
FreeIn-App Purchases
i-Boating: Marine Charts & Gps screenshot 1
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Navigate waterways with detailed marine charts and GPS. Features include route planning, voice-guided navigation, tide and current predictions, and track recording. Offers extensive map coverage for various regions and inland rivers.

What We Love

  • 🚀 Accurate GPS and navigation
  • 🗺️ Detailed nautical charts
  • 📊 Helpful fishing and structure information
  • 🔍 Useful for finding unexplored fishing spots
  • 💻 Offline functionality works well

Room to Improve

  • 🌐 GPS/location issues, inaccurate positioning
  • 💰 Expensive recurring subscription model
  • 🔁 Difficulty restoring purchased content on new devices
  • 🔧 Poor customer support and lack of response
  • 📦 Missing coverage for some lakes/waterways
Navionics® Boating#2

Navionics® Boating by Garmin

Nautical and fishing charts
Strong Contender
🗺️ Navigation
2.9😞(2.3K ratings)
FreeIn-App Purchases
#4in Navigation
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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.

What We Love

  • 🚀 Great navigation app
  • 🗺️ Detailed charts and maps
  • ⚓ Useful for boating and sailing
  • 💰 Good value for money

Room to Improve

  • 🐛 Frequent crashes and bugs
  • 🔒 Login issues and unreliable offline access
  • 💰 Expensive subscription model
  • 🗺️ Inaccurate or outdated map data
iNavX: Marine Navigation#3

iNavX: Marine Navigation by NavX Studios LLC

Sailing & Boating Chartplotter
Worth Considering
🗺️ Navigation
4.8😐(22K ratings)
FreeAdsIn-App Purchases
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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

  • 🚀 Accurate and precise navigation
  • 📊 Comprehensive charting and navigation features
  • 🛠️ Customizable instrument settings
  • 🔄 Redundancy across devices
  • 💨 Reliable performance over many years

Room to Improve

  • 🤔 Clunky and unintuitive user interface
  • 🗺️ Cumbersome chart management and downloading
  • 🔋 Battery drain issues
  • 💰 Expensive subscription model for charts
  • 🐛 Stability issues and crashes

More Nautical Charts App apps to explore

FAQ about Nautical Charts App

What is the best nautical charts app for iPhone?
i-Boating: Marine Charts & Gps tops our nautical charts app ranking as of September 2026, with a 4.5-star average from 15K App Store ratings, and it's free to download.
Yes — 16 of the top nautical charts app we rank are free to download, including i-Boating: Marine Charts & Gps and Navionics® Boating.
i-Boating: Marine Charts & Gps has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 232+ nautical charts app on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides detailed marine charts and GPS functionality for navigation on waterways. It allows users to plan routes, receive voice-guided navigation, view tide and current predictions, and record their tracks. The app offers extensive map coverage for various regions and inland rivers.
Key features include hardware/GPU accelerated vector charts, long-press object details, customizable units, track recording with real-time overlay, voice prompts for navigation, GPX/KML route import, tide and current predictions, and seamless chart quilting. It also supports NMEA AIS and GPS instrumentation.