Best Boat Depth Finder Apps

249+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated October 2026

Every iPhone needs a few good boat depth finder apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Boat Depth Finder Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Aqua Map BoatingAqua Map BoatingFree4.7★ (14K)NoYesOct 2026
2Savvy Navvy: Boat NavigationSavvy Navvy: Boat NavigationFree4.7★ (8.4K)NoYesOct 2026
3Navionics® BoatingNavionics® BoatingFree2.9★ (2.4K)NoYesOct 2026
4Fishing Points: Map & ForecastFishing Points: Map & ForecastFree4.7★ (31K)YesYesOct 2026
5How Deep?How Deep?Free1.0★ (1)NoNoOct 2026
6i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (15K)NoYesOct 2026
7Luckysmart SonarLuckysmart SonarFree—NoNoMay 2026
8MaxOpDepthMaxOpDepthFree—NoNoMay 2026

Top Picks for Boat Depth Finder

Aqua Map Boating#1

Aqua Map Boating by GEC s.r.l.

Marine navigation and fishing
Editor's Choice
🗺️ Navigation
4.7😊(14K ratings)
FreeIn-App Purchases
#91in Navigation
Aqua Map Boating screenshot 1
Aqua Map Boating screenshot 2
Aqua Map Boating screenshot 3
Aqua Map Boating screenshot 4
Aqua Map Boating screenshot 5
Aqua Map Boating screenshot 6

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
Savvy Navvy: Boat Navigation#2

Savvy Navvy: Boat Navigation by savvy navvy

GPS, Nautical Charts, Boating
Strong Contender
🗺️ Navigation
4.7😐(8.4K ratings)
FreeIn-App Purchases
#70in Navigation
Savvy Navvy: Boat Navigation screenshot 1
Savvy Navvy: Boat Navigation screenshot 2
Savvy Navvy: Boat Navigation screenshot 3
Savvy Navvy: Boat Navigation screenshot 4
Savvy Navvy: Boat Navigation screenshot 5
Savvy Navvy: Boat Navigation screenshot 6

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.

What We Love

  • 🚀 Easy to use
  • 👍 Helpful for navigation
  • 🌊 Accurate charts and data
  • 💡 Useful features like weather and tide info
  • 👍 Great for planning routes
  • 🌟 Comprehensive boating app

Room to Improve

  • 🐛 Buggy and crashes
  • 💰 Expensive subscription
  • 🗺️ Missing chart data for some areas
  • 🤔 Confusing to set up
  • 🔋 Drains battery quickly
  • 🤷‍♀️ Lacks some key features
Navionics® Boating#3

Navionics® Boating by Garmin

Nautical and fishing charts
Worth Considering
🗺️ Navigation
2.9😞(2.4K ratings)
FreeIn-App Purchases
#5in Navigation
Navionics® Boating screenshot 1
Navionics® Boating screenshot 2
Navionics® Boating screenshot 3
Navionics® Boating screenshot 4
Navionics® Boating screenshot 5
Navionics® Boating screenshot 6

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 Boat Depth Finder apps to explore

FAQ about Boat Depth Finder

What are the best boat depth finder apps for iPhone?
Aqua Map Boating tops our boat depth finder apps ranking as of October 2026, with a 4.7-star average from 14K App Store ratings, and it's free to download.
Yes — 20 of the top boat depth finder apps we rank are free to download, including Aqua Map Boating and Savvy Navvy: Boat Navigation.
Aqua Map Boating has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ boat depth finder apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.