Best Seabook+ alternatives: apps like Seabook+

9+ similar apps compared and reviewed

4.8 avg rating
7 free apps
Updated November 2026

Looking for something like Seabook+? We've analyzed 9+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Seabook+

Master-Nav#2

Master-Nav by Peterjohn Chisholm

NAV RULES - the easy way!
Strong Contender
📚 Education
4.8(100 ratings)
$1.99
#81in Education
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Learn maritime navigation rules with an interactive system designed for effective retention. This app breaks down complex regulations into manageable sections with visual aids and mnemonics. It revisits incorrect answers and provides instant graphical feedback, making the learning process intuitive and efficient.

COLREG 72: Rules of the Road#3

COLREG 72: Rules of the Road by Smirnov Yury

Navigation Lights & Exam Prep
Worth Considering
📚 Education
4.8(123 ratings)
$3.99
#93in Education
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Master maritime collision regulations with interactive flashcards. Learn about vessel lights, shapes, and sounds to improve navigation skills, especially in low visibility. Track your progress and gain confidence at sea.

More apps like Seabook+

4
Nautical Ship Flags
Nautical Ship Flags
Nautical Ship Flags
Maritime Signal Codes & Morse
Free

Explore maritime signal codes and Morse code with interactive quizzes and detailed flag information. Track your learning progress with an analytics view and practice signaling using your phone's flashlight. This app offers full offline functionality for continuous learning.

Interactive quizzesFlag details and referenceFlashlight Morse signaling
📚 Education
(15)
free with in-app purchases
5
Marine Insight e-Library
Marine Insight e-Library
Marine Insight e-Library
Maritime Knowledge Anywhere
Free
📚 Education
(0)
6
Marinus: maritime rules
Marinus: maritime rules
Marinus: maritime rules
COLREGs, IRPCS, IALA & more!
Free

This app provides comprehensive guidance on maritime navigation rules and signals. It offers detailed information on flags, lights, sounds, and buoyage systems, along with interactive quizzes and a map feature. Designed for sailors, it ensures safe navigation on any vessel.

Maritime flags and meaningsWeather scales and cloud identificationSound signal guidance
📚 Education
(215)
free with in-app purchases
7
Maritime Academy: ICS Flags
Maritime Academy: ICS Flags
Maritime Academy: ICS Flags
Learn Maritime Signal Flags
Free

Learn maritime signal flags and the International Code of Signals through engaging levels and challenges. This app offers a structured approach to mastering flag meanings, abbreviations, and communication methods used at sea. It's designed for efficient memorization and progress, suitable for various maritime enthusiasts.

104 levels and 35 challengesCovers Letters, Numbers, Words, Substitutes, Single Flag Meanings, AbbreviationsProgressive learning and focused repetition
📚 Education
(191)
free with in-app purchases
8
Master-Nav: COLREGS IALA Tests
Master-Nav: COLREGS IALA Tests
Master-Nav: COLREGS IALA Tests
Practice Maritime Rules Daily
Free

Practice maritime navigation rules and buoyage systems with this app. It helps you identify knowledge gaps and track your progress in mastering essential regulations for mariners.

USCG Navigation Rules practiceIALA Maritime Buoyage System testsKnowledge gap identification
📚 Education
(1)
free
9
HomePort
HomePort
HomePort
Information source for sailors
Free

This app provides essential maritime knowledge and tools for sailors preparing for promotions and interviews. It offers distance education courses accessible offline, designed by experienced seafarers for effective learning.

Maritime knowledge sourceDistance education coursesOffline access
📚 Education
(3)
free with in-app purchases