Best Depth Finder Apps & Games

249+ iOS apps & games curated and reviewed

3.6 avg rating
18 free apps & games
Updated October 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 & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Navionics® BoatingNavionics® BoatingFree2.9★ (2.4K)NoYesOct 2026
2Fish Deeper - Fishing AppFish Deeper - Fishing AppFree4.5★ (654)YesYesOct 2026
3How Deep?How Deep?Free1.0★ (1)NoNoOct 2026
4Fishing Points: Map & ForecastFishing Points: Map & ForecastFree4.7★ (31K)YesYesOct 2026
5i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (15K)NoYesOct 2026
6Savvy Navvy: Boat NavigationSavvy Navvy: Boat NavigationFree4.7★ (8.4K)NoYesOct 2026
7SonarPhone by VexilarSonarPhone by VexilarFree2.7★ (38)NoNoOct 2026
8WaveDepth: Water DepthWaveDepth: Water DepthFree—NoNoAug 2026

Top Picks for Depth Finder

Navionics® Boating#1

Navionics® Boating by Garmin

Nautical and fishing charts
Editor's Choice
🗺️ 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  • 🗺️ Inaccurate or outdated map data
Fish Deeper - Fishing App#2

Fish Deeper - Fishing App by Deeper UAB

Lake Depth Maps to Catch More
Strong Contender
⚽ Sports
4.5😐(654 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
How Deep?#3

How Deep? by Evergreen Labs

Tap to show water depth at sea
Worth Considering
✈️ Travel
1.0(1 ratings)
Free
How Deep? screenshot 1

This app displays sea depth or land altitudes with a simple tap. It's ideal for travelers on cruises or hiking adventures, and can optionally track your journey.

More Depth Finder apps to explore

FAQ about Depth Finder

What are the best depth finder apps & games for iPhone?
Navionics® Boating tops our depth finder apps & games ranking as of October 2026, with a 2.9-star average from 2.4K App Store ratings, and it's free to download.
Yes — 18 of the top depth finder apps & games 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 October 2026.
We track 249+ depth finder apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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