Best Depth Finder Ocean Apps &amp; Games

2D and 3D Depth MapsBottom Hardness MapsWaterbody Hub & Community

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.

(652)

Offshore Bathymetry Charts

Sea Depth

High-resolution shaded-relief bathymetryDetailed depth contours with intelligent labelingOptional data overlays (pipelines, bottom composition)

Visualize detailed underwater terrain with high-resolution bathymetric charts. Gain deeper insights into seafloor structure, contours, and terrain for offshore activities. Includes optional data overlays and waypoint management for enhanced situational awareness.

(4)

Scuba Diving Computer Oceanic+

Freedive, Snorkel & Dive Log

Dive computer functionalitySnorkeling route trackingUser-generated dive spot heatmaps

Transform your Apple Watch Ultra into a comprehensive dive computer for scuba, freediving, and snorkeling. Explore new locations with heatmaps, track your routes, organize underwater media, and share your adventures securely. Plan dives, monitor real-time data, and stay safe with advanced algorithms.

(4.6K)

Nautical and fishing charts

Navionics® Boating

Offline nautical chartsHD bathymetry mapsDock-to-dock route planning

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.

(2.3K)

Marine navigation and fishing

Aqua Map Boating

Official NOAA nautical chartsOffline map downloadsGPS track recording

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.

(14K)

Build your own submarine!

MarcoPolo Ocean

Build coral reefs and aquariumsExplore the deep seaSteer submarines and boats

Explore and build underwater worlds with this "digital sandbox" for kids. Discover marine life, construct submarines, and learn about ocean ecosystems through interactive play. Encourages self-directed learning in science and technology.

Tap to show water depth at sea

Tap to show sea depthTap to show land altitudeBackground travel trail capture

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.

This app pairs with a wireless bobber to act as a portable fishfinder. It displays fish locations, depth, and water temperature on your smartphone or smartwatch. Log your catches, map underwater contours, and track your fishing trips.

Fish detection and depthGPS hotspot taggingWaterbed mapping

FishTrack - Charts & Forecasts

(254)

free

SST, tides, currents, & maps

Cloud-free Sea Surface Temperature (SST) chartsGlobal satellite imagery (water temp, color, currents)Tides and moon phase data

This app provides saltwater anglers with essential tools to locate fish. It combines cloud-free SST charts, satellite imagery, tides, currents, and marine weather forecasts into a layered interface. Users can mark hot spots, save data for offline use, and identify optimal fishing zones.

☀️ Weather

(6.2K)

Ocean Dream

by bitbros Inc.

Immersive 3D ocean environmentInteractive marine lifeInformation on creatures

Explore a serene underwater world with immersive 3D visuals. Interact with marine life and learn about different species. Relax and enjoy the calming ocean scenery with intuitive swipe controls.

🎬 Entertainment

(48)

Salt Strong: Fishing Spots App

Maps, Forecasts, Tide Charts

AI-powered fishing spot predictionsDetailed map layers (oyster beds, contours, topography)Proprietary 'Smart Spots' layer

This app helps inshore saltwater anglers find the best fishing spots using AI-powered predictions and detailed map layers. It offers tide and weather forecasts, and a unique strike score to predict optimal fishing times. Plan your next fishing trip with confidence and catch more fish.

(949)

Buoy data and sea temperatures

Buoy Finder NOAA NDBC

Real-time buoy dataWave height and wind speedWater temperature

Access real-time oceanographic data from hundreds of NOAA buoys worldwide. Plan water activities with detailed forecasts for wave height, wind, and sea temperatures. Features offline access and Apple Watch compatibility.

☀️ Weather

(194)

by NorCross Marine Products, Inc

HawkEye FishPod SONAR

Smart fish finderAdvanced sonar technologyBoat mount compatible

This smart fish finder app utilizes advanced sonar technology to help anglers locate fish. It offers unmatched versatility and usability, developed with decades of experience in marine electronics.

FishHunter - Fish Finder/Sonar

(388)

free

Kayak, Ice & All Fishing Types

Map favorite fishing spotsLog catches with details and photosAccess fish databases

Enhance your fishing experience with a digital companion that maps favorite spots, logs every catch with details and photos, and provides essential weather and moon forecasts. Share your successes and discover new fishing grounds.

(767)

Great Depths

by Walk About Apps

Digital depth readoutsLive tide dataNOAA RNC nautical charts

This app transforms your iOS device into a digital depth finder. It provides comprehensive US coastal and Great Lakes coverage with live tide data and nautical charts. Navigate safely and efficiently with offline chart storage and distance calculation features.

(12)

SonarPhone by Vexilar

by Vexilar

Touch screen sonar systemWireless WiFi hotspot transmitterMulti-color color display

This application transforms your smartphone or tablet into a high-performance sonar system. It connects wirelessly to a dedicated transmitter, offering detailed underwater views and essential fishing data. Explore its features in demo mode or with a compatible transmitter.

Shark Tracker: Finder Sharks

(35)

free

Great White Shark Tracking App