Best Sea Map Apps

247+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated October 2026

C is the household name in sea map, but it's far from the only option. We track 247+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Sea Map Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1C-MAP: BoatingC-MAP: BoatingFree4.5★ (2.3K)NoYesOct 2026
2Seamap StandardSeamap StandardFree——NoJul 2026
3Sea MapsSea MapsFree5.0★ (1)NoYesOct 2026
4Aqua Map BoatingAqua Map BoatingFree4.7★ (14K)NoYesOct 2026
5i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (15K)NoYesOct 2026
6Navionics® BoatingNavionics® BoatingFree2.9★ (2.3K)NoYesOct 2026
7Wavve Boating: GPS, Map, ChartWavve Boating: GPS, Map, ChartFree4.7★ (6.5K)NoYesOct 2026
8Mapitare Terrain and Sea mapMapitare Terrain and Sea mapFree—NoYesAug 2026

Top Picks for Sea Map

C-MAP: Boating#1

C-MAP: Boating by Navico Norway AS

Charts, Planning & Navigation
Editor's Choice
🗺️ Navigation
4.5😞(2.3K ratings)
FreeIn-App Purchases
#100in Navigation
C-MAP: Boating screenshot 1
C-MAP: Boating screenshot 2
C-MAP: Boating screenshot 3
C-MAP: Boating screenshot 4
C-MAP: Boating screenshot 5
C-MAP: Boating screenshot 6

Access up-to-date nautical charts for global exploration and planning. Save points of interest and routes, record tracks, and view marine weather. Upgrade for offline maps, GPS, and advanced features like shaded relief and AIS.

What We Love

  • 🚀 Accurate maps and charts
  • 👍 Easy to use and intuitive
  • 📍 Helpful for planning trips and routes
  • 🛳️ Useful for both professionals and beginners
  • ⚙️ Detailed features like shaded relief and weather info

Room to Improve

  • 🐛 Frequent crashes and freezes
  • ⚠️ Unreliable GPS tracking and location updates
  • 🔌 Offline maps and features not working as expected
  • 🤔 Confusing or missing functionality (e.g. route editing)
  • 💸 Expensive subscription, not worth the cost
Sea Maps#3

Sea Maps by APP ASPIRES

Smart sea maps for boating
Worth Considering
🗺️ Navigation
5.0(1 ratings)
FreeIn-App Purchases
Sea Maps screenshot 1
Sea Maps screenshot 2
Sea Maps screenshot 3
Sea Maps screenshot 4
Sea Maps screenshot 5
Sea Maps screenshot 6

This marine navigation app provides boaters with interactive maps, real-time weather overlays, and AIS vessel tracking. It offers advanced features like bathymetry, anchor alarms, and track recording for safe and informed ocean exploration.

More Sea Map apps to explore

FAQ about Sea Map

What are the best sea map apps for iPhone?
C-MAP: Boating tops our sea map apps ranking as of October 2026, with a 4.5-star average from 2.3K App Store ratings, and it's free to download.
Yes — 20 of the top sea map apps we rank are free to download, including C-MAP: Boating and Seamap Standard.
C-MAP: Boating has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 247+ sea map apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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