Best Depth Finder Marine Apps

241+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated October 2026

With an average user rating of 4.3★, the depth finder marine category is one of the App Store's strongest. Browse all 241+ apps we track, sorted so the most loved ones surface first.

Compare top Depth Finder Marine Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Depthly - Sea DepthDepthly - Sea DepthFree—NoYesOct 2026
2i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (15K)NoYesOct 2026
3HawkEye DepthTrax PLUSHawkEye DepthTrax PLUSFree5.0★ (4)NoYesOct 2026
4Sea DepthSea DepthFree4.4★ (14)NoYesOct 2026
5WaveDepth: Water DepthWaveDepth: Water DepthFree—NoNoAug 2026
6Aqua Map BoatingAqua Map BoatingFree4.7★ (14K)NoYesOct 2026
7How Deep?How Deep?Free—NoNoSep 2026
8HawkEye FishPod SONARHawkEye FishPod SONARFree4.7★ (388)NoNoSep 2026

Top Picks for Depth Finder Marine

i-Boating: Marine Charts & Gps#2

i-Boating: Marine Charts & Gps by Bist LLC

Lake Depth Map,Sailing Plotter
Strong Contender
🗺️ Navigation
4.5😊(15K ratings)
FreeIn-App Purchases
i-Boating: Marine Charts & Gps screenshot 1
i-Boating: Marine Charts & Gps screenshot 2
i-Boating: Marine Charts & Gps screenshot 3
i-Boating: Marine Charts & Gps screenshot 4
i-Boating: Marine Charts & Gps screenshot 5
i-Boating: Marine Charts & Gps screenshot 6

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

More Depth Finder Marine apps to explore

FAQ about Depth Finder Marine

Are there free depth finder marine apps for iPhone?
Yes — 19 of the top depth finder marine apps we rank are free to download, including Depthly - Sea Depth and i-Boating: Marine Charts & Gps.
Depthly - Sea Depth has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 241+ depth finder marine apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.