Best Seadepth Apps & Games

40+ iOS apps & games curated and reviewed

3.8 avg rating
18 free apps & games
Updated August 2026

Looking for free seadepth apps and games? 18 of our 40+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Seadepth Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Sea DepthSea DepthFree3.0★ (4)NoYesSep 2026
2How Deep?How Deep?FreeNoNoJun 2026
3SeaVectors: Marine NavigationSeaVectors: Marine NavigationFreeNoYesAug 2026
4Dive Log: Scuba Logbook SeaLogDive Log: Scuba Logbook SeaLogFreeNoYesSep 2026
5Ocean SettlerOcean SettlerFree4.3★ (22)YesNoMay 2026
6Frozen Depths: Ocean’s SecretsFrozen Depths: Ocean’s SecretsFreeNoNoMay 2026
7Reelzen: Cozy Fishing GameReelzen: Cozy Fishing GameFreeYesNoAug 2026
8Seamap StandardSeamap StandardFreeNoJul 2026

Top Picks for Seadepth

Sea Depth#1

Sea Depth by Seadepth Charst

Offshore Bathymetry Charts
Editor's Choice
🗺️ Navigation
3.0(4 ratings)
FreeIn-App Purchases
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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.

How Deep?#2

How Deep? by Evergreen Labs

Tap to show water depth at sea
Strong Contender
✈️ Travel
0.0(0 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.

SeaVectors Marine Navigation#3

SeaVectors Marine Navigation by SMALL TECHNOLOGIES INC.

Boat GPS, Nautical Charts, AIS
Worth Considering
🗺️ Navigation
0.0(0 ratings)
FreeIn-App Purchases
SeaVectors Marine Navigation screenshot 1
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This app provides professional marine navigation with official ENC charts and real-time weather data. It offers advanced instrument displays, alerts for restricted areas and fishing closures, and route planning capabilities for safe and informed voyages.

More Seadepth apps to explore

FAQ about Seadepth

What are the best seadepth apps & games for iPhone?
Sea Depth tops our seadepth apps & games ranking as of August 2026, with a 3.0-star average from 4 App Store ratings, and it's free to download.
Yes — 18 of the top seadepth apps & games we rank are free to download, including Sea Depth and How Deep?.
Sea Depth has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 40+ seadepth apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Sea Depth provides professional-grade bathymetric charts with high-resolution shaded relief to help offshore anglers and captains understand underwater structure and terrain. It offers detailed depth visualization and optional data overlays for enhanced situational awareness.
Sea Depth offers Premium Charts Access for $99.99 per year, which includes a 7-day free trial. This subscription unlocks advanced charting features and data.

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