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Best Depth Finder Apps

249+ iOS apps curated and reviewed

4.0 avg rating
19 free apps
Updated September 2026

Navionics® Boating is the household name in depth finder, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Depth Finder Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Navionics® BoatingNavionics® BoatingFree2.9★ (2.3K)NoYesOct 2026
2Fish Deeper - Fishing AppFish Deeper - Fishing AppFree4.5★ (652)YesYesSep 2026
3Fishing Points: Map & ForecastFishing Points: Map & ForecastFree4.7★ (31K)YesYesOct 2026
4How Deep?How Deep?Free—NoNoSep 2026
5i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (15K)NoYesOct 2026
6SonarPhone by VexilarSonarPhone by VexilarFree2.9★ (35)NoNoMay 2026
7Fishing Spots: Find & Fish AppFishing Spots: Find & Fish AppFree4.7★ (11K)NoYesSep 2026
8Savvy Navvy: Boat NavigationSavvy Navvy: Boat NavigationFree4.7★ (8.2K)NoYesOct 2026

Top Picks for Depth Finder

Navionics® Boating#1

Navionics® Boating by Garmin

Nautical and fishing charts
Editor's Choice
🗺️ Navigation
2.9😞(2.3K ratings)
FreeIn-App Purchases
#6in 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  • 🗺️ Inaccurate or outdated map data
Fish Deeper - Fishing App#2

Fish Deeper - Fishing App by Deeper UAB

Lake Depth Maps to Catch More
Strong Contender
⚽ Sports
4.5😐(652 ratings)
FreeAdsIn-App Purchases
Fish Deeper - Fishing App screenshot 1
Fish Deeper - Fishing App screenshot 2
Fish Deeper - Fishing App screenshot 3
Fish Deeper - Fishing App screenshot 4
Fish Deeper - Fishing App screenshot 5
Fish Deeper - Fishing App screenshot 6

This app provides detailed lake depth and bottom hardness maps to help anglers locate prime fishing spots. It also offers community features for sharing catches and tips, weather forecasts, and offline map access. Enhance your fishing experience with real-time sonar data when paired with compatible devices.

What We Love

  • 🚀 Easy to use
  • 🔍 Helpful for finding fish
  • 📊 Good mapping and depth features
  • ⚡️ Versatile for different fishing methods
  • 🔋 Good battery life

Room to Improve

  • 🔌 Connectivity issues
  • 🗺️ Inaccurate mapping and depth readings
  • 💰 Subscription model and premium features
  • 🐛 Buggy app and crashes
  • 🤖 Poor fish detection
Fishing Points: Map & Forecast#3

Fishing Points: Map & Forecast by Fishing Points d.o.o.

Find Best Tides Times to Fish
Worth Considering
⚽ Sports
4.7😊(31K ratings)
FreeAdsIn-App Purchases
Fishing Points: Map & Forecast screenshot 1
Fishing Points: Map & Forecast screenshot 2
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Fishing Points: Map & Forecast screenshot 4
Fishing Points: Map & Forecast screenshot 5
Fishing Points: Map & Forecast screenshot 6

This app helps anglers find the best times and locations to fish by providing detailed forecasts for tides, moon phases, weather, and marine conditions. It offers interactive maps to discover and save fishing spots, track routes, and access offline nautical charts, along with a catch logbook and fishing regulations.

What We Love

  • 🚀 Easy to use
  • 🗺️ Helpful mapping features
  • 📊 Detailed fishing data
  • 🔍 Accurate weather and tide information
  • 💾 Useful for logging catches
  • 🌟 Great app overall

Room to Improve

  • 🐛 Inaccurate fish activity forecasts
  • 🗺️ Lacking detailed lake/river maps
  • 💰 Premium features too expensive
  • 🔄 Inconsistent data across app sections
  • 🔒 Login/account issues

More Depth Finder apps to explore

Looking for something similar to depth finder?

Explore related topics

depth finder fishing
depth finder marine
depth finder ocean

FAQ about Depth Finder

What are the best depth finder apps for iPhone?
Navionics® Boating tops our depth finder apps ranking as of September 2026, with a 2.9-star average from 2.3K App Store ratings, and it's free to download.
Yes — 19 of the top depth finder apps we rank are free to download, including Navionics® Boating and Fish Deeper - Fishing App.
Navionics® Boating has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ depth finder apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.

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