Best Seamanship Apps

250+ iOS apps curated and reviewed

4.6 avg rating
16 free apps
Updated September 2026

Every iPhone needs a few good seamanship apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Seamanship Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Master-Nav: COLREGS IALA TestsMaster-Nav: COLREGS IALA TestsFree5.0★ (1)NoNoOct 2026
2Seabook MaritimeSeabook MaritimeFree4.5★ (19)NoNoOct 2026
3SeamanshipSeamanship$2.995.0★ (23)NoNoOct 2026
4Maritime KnowledgeMaritime KnowledgeFree—NoNoMay 2026
5cMate-litecMate-liteFree5.0★ (3)NoNoOct 2026
6Seabook+Seabook+$6.994.0★ (3)NoNoOct 2026
7Nautical RulesNautical RulesFree5.0★ (12)NoNoNov 2026
8Master-Nav: IALA MBSMaster-Nav: IALA MBS$0.995.0★ (1)NoNoOct 2026

Top Picks for Seamanship

Seabook Maritime#2

Seabook Maritime by Ozgur GUNES

The Leading #1 Maritime App
Strong Contender
📚 Education
4.5(19 ratings)
Free
Seabook Maritime screenshot 1
Seabook Maritime screenshot 2
Seabook Maritime screenshot 3
Seabook Maritime screenshot 4
Seabook Maritime screenshot 5
Seabook Maritime screenshot 6

This app provides essential maritime information for seafarers and shore-based professionals. It serves as an offline reference for ship stability, navigation, regulations, and marine engineering, aiding in safer seas and cleaner waters.

Seamanship#3

Seamanship by Calculated Industries

Handy and Helpful References
Worth Considering
🔍 Reference
5.0(23 ratings)
$2.99
Seamanship screenshot 1
Seamanship screenshot 2
Seamanship screenshot 3
Seamanship screenshot 4
Seamanship screenshot 5
Seamanship screenshot 6

This app provides essential information and procedures for boaters, based on the U.S. Coast Guard's approved manual for boat operations. It covers a wide range of topics from boat handling and navigation to safety and emergency procedures.

More Seamanship apps to explore

FAQ about Seamanship

What are the best seamanship apps for iPhone?
Master-Nav: COLREGS IALA Tests tops our seamanship apps ranking as of September 2026, with a 5.0-star average from 1 App Store ratings, and it's free to download.
Yes — 16 of the top seamanship apps we rank are free to download, including Master-Nav: COLREGS IALA Tests and Seabook Maritime.
Master-Nav: COLREGS IALA Tests has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ seamanship apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.