Best Lake Depth Apps

212+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated August 2026

Whether you're new to lake depth or looking for an upgrade, our curated collection of 212+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Lake Depth Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Fishing Points: Map & ForecastFishing Points: Map & ForecastFree4.7★ (31K)YesYesAug 2026
2Navionics® BoatingNavionics® BoatingFree2.9★ (2.3K)NoYesAug 2026
3onX Fish: Midwest Fishing MapsonX Fish: Midwest Fishing MapsFree4.6★ (1.6K)YesYesAug 2026
4i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (15K)NoYesAug 2026
5Lake ObserverLake ObserverFreeNoNoJul 2026
6Lowrance: app for anglersLowrance: app for anglersFree4.6★ (2.7K)NoYesAug 2026
7Lake Genius: Boating GuideLake Genius: Boating GuideFree4.8★ (81)NoYesAug 2026
8Fishing Points - Lake MapsFishing Points - Lake MapsFree4.4★ (2.2K)NoYesAug 2026

Top Picks for Lake Depth

Fishing Points: Map & Forecast#1

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

Find Best Tides Times to Fish
Editor's Choice
⚽ Sports
4.7😊(31K ratings)
FreeAdsIn-App Purchases
#73in Sports
Fishing Points: Map & Forecast screenshot 1
Fishing Points: Map & Forecast screenshot 2
Fishing Points: Map & Forecast screenshot 3
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

Room to Improve

  • 🐛 Inaccurate fish activity forecasts
  • 🗺️ Lacking detailed lake/river maps
  • 💰 Premium features too expensive
Navionics® Boating#2

Navionics® Boating by Garmin

Nautical and fishing charts
Strong Contender
🗺️ Navigation
2.9😞(2.3K ratings)
FreeIn-App Purchases
#3in 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
onX Fish: Midwest Fishing Maps#3

onX Fish: Midwest Fishing Maps by onXmaps, Inc.

Lake Finder, Weather, Species
Worth Considering
🗺️ Navigation
4.6😐(1.6K ratings)
FreeAdsIn-App Purchases
#18in Navigation
onX Fish: Midwest Fishing Maps screenshot 1
onX Fish: Midwest Fishing Maps screenshot 2
onX Fish: Midwest Fishing Maps screenshot 3
onX Fish: Midwest Fishing Maps screenshot 4
onX Fish: Midwest Fishing Maps screenshot 5
onX Fish: Midwest Fishing Maps screenshot 6

Discover new fishing spots with detailed lake data, weather forecasts, and GPS navigation. Plan your next trip with insights on fish species, stocking history, and land ownership. Navigate hands-free and access maps offline.

What We Love

  • 🚀 Great resource for finding new lakes
  • 👍 User-friendly and intuitive interface
  • 🗺️ Detailed lake maps and access points
  • 📊 Comprehensive fish data and surveys

Room to Improve

  • ❌ Limited coverage - only 4 states supported
  • 🗺️ Inaccurate or low-quality lake contours
  • 💰 Expensive subscription model

More Lake Depth apps to explore

4
i-Boating: Marine Charts & Gps
i-Boating: Marine Charts & Gps
i-Boating: Marine Charts & Gps
Lake Maps,Tide,Sailing Plotter
Free

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.

Detailed vector marine chartsRoute planning and editingVoice-guided navigation
🗺️ Navigation
(15K)
free with in-app purchases
5
Lake Observer
Lake Observer
Lake Observer
by Cary Institute of Ecosystem Studies, Inc.
Free
📊 Productivity
(0)
6
Lowrance: app for anglers
Lowrance: app for anglers
Lowrance: app for anglers
Great fishing charts
Free

This app provides detailed fishing charts and navigation tools for anglers. Manage waypoints, discover new fishing spots, and plan trips with offline maps and autorouting. Sync data with your Lowrance devices for a seamless on-water experience.

Detailed C-MAP fishing chartsWaypoint managementOffline map downloads
🗺️ Navigation
(2.7K)
free with in-app purchases
7
Lake Genius: Boating Guide
Lake Genius: Boating Guide
Lake Genius: Boating Guide
Powell, Mead, Tahoe, Others
Free

This app provides detailed maps and information for major western US lakes, including over 2000 mapped sites like camping, historical locations, and amenities. It offers daily updates on water levels and underwater hazards, along with navigation tools to mark locations, track routes, and estimate travel times.

2000+ mapped sitesDaily water level updatesUnderwater hazard information
🗺️ Navigation
(81)
freemium
8
Fishing Points - Lake Maps
Fishing Points - Lake Maps
Fishing Points - Lake Maps
Marine Navigation/Fishing Spot
Free

This app provides detailed lake depth maps and marine charts with fishing points for various regions. It features an AI that identifies productive fishing spots based on bathymetry, local knowledge, and weather. Offers advanced GPS navigation with voice prompts, route planning, and tide/current predictions.

Fishing AI for spot predictionDetailed lake depth mapsMarine charts with fishing points
⚽ Sports
(2.2K)
free with in-app purchases
9
NTL Lake Conditions
NTL Lake Conditions
NTL Lake Conditions
by University of Wisconsin-Madison Shared Apps
Free

Access real-time lake conditions from buoys on Lake Mendota, Trout Lake, and Sparkling Lake. View water and air temperature, clarity, and thermocline depth. Data is updated frequently and collected by the Center of Limnology, UW-Madison.

Real-time lake dataWater and air temperatureWater clarity
☀️ Weather
(1)
free
10
AIS Maps: Marine & Lake charts
AIS Maps: Marine & Lake charts
AIS Maps: Marine & Lake charts
Detailed nautical & topo maps
Free

Explore detailed nautical, lake, and park maps with live vessel tracking. Offers offline map access, route planning, and weather forecasts for safe and informed navigation on water and trails.

Live AIS vessel trackingDetailed nautical chartsOffline map downloads
🗺️ Navigation
(32)
free with in-app purchases
11
Grand Lake St. Marys
Grand Lake St. Marys
Grand Lake St. Marys
by Brian Morris
Free

Navigate the lake with this official guide. Discover popular spots, access emergency information, and stay updated on local events. Your essential companion for exploring the area by boat or car.

Interactive lake mapDirectory of lake spotsEmergency information
✈️ Travel
(1)
ad-supported
12
Fish Deeper - Fishing App
Fish Deeper - Fishing App
Fish Deeper - Fishing App
Lake Depth Maps to Catch More
Free

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.

2D and 3D Depth MapsBottom Hardness MapsWaterbody Hub & Community
⚽ Sports
(654)
free with in-app purchases
13
Texas Highland Lake Elevation
Texas Highland Lake Elevation
Texas Highland Lake Elevation
Highland Lakes Water Monitor
Free
☀️ Weather
(0)
14
LakeCrew
LakeCrew
LakeCrew
Lake Life Together!
Free
🌐 Social Networking
(0)
15
Lake Erie Pulse
Lake Erie Pulse
Lake Erie Pulse
Lake Conditions, Cams, & More
Free

Access real-time weather, marine forecasts, and live webcam feeds for Lake Erie. Get detailed information on wave heights, wind speeds, water temperatures, and beach conditions to plan your activities.

Live weather conditionsMarine forecastsWave heights and wind speeds
☀️ Weather
(1)
free
16
WaveDepth: Water Depth
WaveDepth: Water Depth
WaveDepth: Water Depth
by Jin Hwa Lee
Free
🔧 Utilities
(0)
17
Sloan's Lake
Sloan's Lake
Sloan's Lake
Welcome to Sloan's Lake!
Free
🎬 Entertainment
(0)
18
BuoyPilot
BuoyPilot
BuoyPilot
by Elk Ridge Systems LLC
Free

This app helps boaters identify and report lake hazards like stumps and shallow areas to improve water safety. It also provides fishing insights, weather information, and lake conditions. An optional subscription unlocks offline maps and advanced features.

Discover and report lake hazardsCheck lake conditions and weatherAccess fishing insights and forecasts
🗺️ Navigation
(2)
freemium
19
Big Bay Lake
Big Bay Lake
Big Bay Lake
by Big Bay Lake Development, LLC
Free
🌟 Lifestyle
(0)
20
Aqua Map Boating
Aqua Map Boating
Aqua Map Boating
Marine navigation and fishing
Free

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.

Official NOAA nautical chartsOffline map downloadsGPS track recording
🗺️ Navigation
(13K)
free with in-app purchases

FAQ about Lake Depth

What are the best lake depth apps for iPhone?
Fishing Points: Map & Forecast tops our lake depth apps ranking as of August 2026, with a 4.7-star average from 31K App Store ratings, and it's free to download.
Yes — 20 of the top lake depth apps we rank are free to download, including Fishing Points: Map & Forecast and Navionics® Boating.
Fishing Points: Map & Forecast shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 212+ lake depth apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Fishing Points is a comprehensive fishing app that provides detailed forecasts for tides, moon phases, weather, and marine conditions to help anglers find the best times and locations to fish. It also includes interactive maps for discovering and saving fishing spots, tracking routes, and accessing offline nautical charts.
Key features include hourly feeding time forecasts, detailed fishing maps with various layers like satellite and nautical charts, the ability to save and discover fishing spots and routes, offline map access, a private catch logbook, and information on fishing rules and bag limits.

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