Best Open Sea Openseamap Browser Apps

250+ iOS apps curated and reviewed

3.9 avg rating
18 free apps
Updated September 2026

The best open sea openseamap browser apps on iPhone average 3.9★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.

Compare top Open Sea Openseamap Browser Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Open Sea OpenSeaMap BrowserOpen Sea OpenSeaMap BrowserFree3.2★ (5)NoNoMay 2026
2OpenSeaMapOpenSeaMapFree was $0.991.0★ (1)NoYesSep 2026
3Organic Maps・Offline Maps, GPSOrganic Maps・Offline Maps, GPSFree4.7★ (3.1K)NoNoSep 2026
4Maritrack Marine Traffic: DataMaritrack Marine Traffic: DataFree5.0★ (11)NoYesSep 2026
5OpenStreets 4 Open Street MapOpenStreets 4 Open Street MapFree4.8★ (20)NoNoSep 2026
6Yandex Maps & NavigatorYandex Maps & NavigatorFree4.6★ (37K)NoYesSep 2026
7Mapply for Open Street MapMapply for Open Street MapFree4.1★ (51)YesNoSep 2026
8OpenMaps - Topographic mapsOpenMaps - Topographic mapsFree3.9★ (16)YesYesSep 2026

Top Picks for Open Sea Openseamap Browser

OpenSeaMap#2

OpenSeaMap by appdoctors UG

The open nautical chart
Strong Contender
🗺️ Navigation
1.0(1 ratings)
FreeIn-App Purchases
OpenSeaMap screenshot 1
OpenSeaMap screenshot 2
OpenSeaMap screenshot 3
OpenSeaMap screenshot 4
OpenSeaMap screenshot 5
OpenSeaMap screenshot 6

This app provides a free, worldwide nautical chart with detailed sea information, including lights, weather data, and harbor details. It offers chartplotting, waypoint management, and offline map caching for navigation. Users can mark locations, enter coordinates, and adjust chart zoom for optimal viewing.

Organic Maps・Offline Maps, GPS#3

Organic Maps・Offline Maps, GPS by Organic Maps

Hiking Trails & GPS Navigation
Worth Considering
🗺️ Navigation
4.7😊(3.1K ratings)
Free
#31in Navigation
Organic Maps・Offline Maps, GPS screenshot 1
Organic Maps・Offline Maps, GPS screenshot 2
Organic Maps・Offline Maps, GPS screenshot 3
Organic Maps・Offline Maps, GPS screenshot 4
Organic Maps・Offline Maps, GPS screenshot 5
Organic Maps・Offline Maps, GPS screenshot 6

Navigate and explore with detailed offline maps and GPS guidance. Plan, record, and import routes for travel, hikes, and rides without needing an internet connection. Enjoy privacy-first, battery-efficient navigation with extensive points of interest.

What We Love

  • 🚀 Excellent offline maps
  • 🔒 Privacy-focused
  • 👍 Detailed and accurate maps
  • 👍 Easy to use interface
  • 👍 Lightweight and efficient
  • 👍 Useful for hiking and outdoor activities
  • 👍 Works well without internet connection

Room to Improve

  • 🐛 Occasional freezing or crashing issues
  • 🔋 Can be battery-intensive during navigation
  • 🔍 Search function could be improved
  • 👎 Routing and navigation not as robust as some paid alternatives

More Open Sea Openseamap Browser apps to explore

FAQ about Open Sea Openseamap Browser

What are the best open sea openseamap browser apps for iPhone?
Open Sea OpenSeaMap Browser tops our open sea openseamap browser apps ranking as of September 2026, with a 3.2-star average from 5 App Store ratings, and it's free to download.
Yes — 18 of the top open sea openseamap browser apps we rank are free to download, including Open Sea OpenSeaMap Browser and OpenSeaMap.
Open Sea OpenSeaMap Browser has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ open sea openseamap browser apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Open Sea OpenSeaMap Browser is an application that allows users to access and view nautical chart data and map image tiles. These maps are generated by the OpenSeaMap project, a subproject of OpenStreetMap.
Open Sea OpenSeaMap Browser is designed for Apple devices, specifically supporting iPhone, iPad, and iPod. It is not currently available for Android or other operating systems.