Best Depth Finder Marine Apps

173+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated June 2026

With an average user rating of 4.4★, the depth finder marine category is one of the App Store's strongest. Browse all 173+ apps we track, sorted so the most loved ones surface first.

Compare top Depth Finder Marine Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (15K)NoYesSep 2026
2Aqua Map BoatingAqua Map BoatingFree4.7★ (14K)NoYesSep 2026
3Navionics® BoatingNavionics® BoatingFree2.9★ (2.3K)NoYesSep 2026
4Savvy Navvy: Boat NavigationSavvy Navvy: Boat NavigationFree4.7★ (8K)NoYesSep 2026
5Fishing Points: Map & ForecastFishing Points: Map & ForecastFree4.7★ (31K)YesYesSep 2026
6Omnia Fishing: Spots & MapsOmnia Fishing: Spots & MapsFree4.7★ (3.7K)YesYesSep 2026
7ActiveCaptain®ActiveCaptain®Free4.0★ (5K)NoYesSep 2026
8iNavX: Marine NavigationiNavX: Marine NavigationFree4.8★ (22K)YesYesSep 2026

Top Picks for Depth Finder Marine

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
#64in Navigation
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
Aqua Map Boating#2

Aqua Map Boating by GEC s.r.l.

Marine navigation and fishing
Strong Contender
🗺️ Navigation
4.7😊(14K ratings)
FreeIn-App Purchases
#80in Navigation
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This app provides official, weekly updated nautical charts for marine navigation. It allows for offline map downloads, GPS track recording, and integration with onboard instruments. Enhance your boating safety and experience with advanced features like weather forecasts and AIS collision detection.

What We Love

  • 🚀 Excellent navigation tool
  • 👍 Easy to use and intuitive
  • 🗺️ Detailed and accurate charts
  • 💡 Helpful features like AIS, weather, and fuel prices
  • 🤝 Responsive and helpful customer support

Room to Improve

  • 🐛 Occasional issues with map downloads and disappearing charts
  • 🔍 Lack of intuitive route planning functionality
  • 🔍 Slow map loading and tracking issues in certain areas
  • 💰 Subscription model with additional costs for map downloads
Navionics® Boating#3

Navionics® Boating by Garmin

Nautical and fishing charts
Worth Considering
🗺️ 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

More Depth Finder Marine apps to explore

FAQ about Depth Finder Marine

What are the best depth finder marine apps for iPhone?
i-Boating: Marine Charts & Gps tops our depth finder marine apps ranking as of June 2026, with a 4.5-star average from 15K App Store ratings, and it's free to download.
Yes — 19 of the top depth finder marine apps we rank are free to download, including i-Boating: Marine Charts & Gps and Aqua Map Boating.
i-Boating: Marine Charts & Gps has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 173+ depth finder marine apps on the iOS App Store as of June 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.