Best apps like COLREG 72: safety at sea

10+ similar apps compared and reviewed

4.9 avg rating
6 free apps
Updated August 2026

COLREG 72 is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to COLREG 72

Sail Safe#1

Sail Safe by Prachi Pimpalkhare

Vessel Lights & COLREGs
Editor's Choice
πŸ“š Education
0.0(0 ratings)
$4.99
Sail Safe screenshot 1
Sail Safe screenshot 2
Sail Safe screenshot 3
Sail Safe screenshot 4
Sail Safe screenshot 5
Sail Safe screenshot 6

Master maritime navigation rules and signals with this comprehensive reference and learning tool. It features illustrated guides to vessel lights, day shapes, buoys, and the International Regulations for Preventing Collisions at Sea, along with interactive quizzes to test your knowledge.

Master-Nav#2

Master-Nav by Peterjohn Chisholm

NAV RULES - the easy way!
Strong Contender
πŸ“š Education
4.7(94 ratings)
$1.99
Master-Nav screenshot 1
Master-Nav screenshot 2
Master-Nav screenshot 3
Master-Nav screenshot 4
Master-Nav screenshot 5
Master-Nav screenshot 6

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.

More apps like COLREG 72

4
Law Flashcards 2026
Law Flashcards 2026
Law Flashcards 2026
Legal Concepts Study Practice
Free

Master legal concepts with expert-curated flashcards and spaced repetition. This app simplifies complex topics, tracks progress, and offers offline access for efficient study. Prepare for exams or enhance your legal knowledge anytime, anywhere.

Expert-curated flashcardsComprehensive subject coverageSpaced repetition technology
πŸ“š Education
(1)
free with in-app purchases
5
Fathom: Familiarisation System
Fathom: Familiarisation System
Fathom: Familiarisation System
by Sentini Marine Ltd
Free
πŸ“š Education
(0)
6
Emyat: Driving Theory Learning
Emyat: Driving Theory Learning
Emyat: Driving Theory Learning
Road signs and Theory Test
Free
πŸ“š Education
(0)
7
IALA System
IALA System
IALA System
by Oleksandr Kuzmychov
$0.99

Learn maritime navigation with detailed illustrations and explanations of the IALA System. Features an interactive quiz to test your knowledge and track progress. Ideal for both beginners and experienced mariners seeking to deepen their understanding.

Detailed IALA System explanationsVivid illustrationsUser-friendly interface
πŸ“š Education
(0)
paid
8
Maritime Master
Maritime Master
Maritime Master
Your Maritime Companion
Free
$4.99 | 100% OFF
πŸ“š Education
(0)
9
Maritime Master - Skipper
Maritime Master - Skipper
Maritime Master - Skipper
A Skipper's Best Friend
Free

Learn seamanship and small-craft navigation with interactive diagrams and calculators. Practice plotting positions, understanding tides, and mastering navigation techniques. Includes a reference library for essential maritime knowledge.

Interactive diagrams and calculatorsDead reckoning and estimated position plottingTidal height and stream visualization
πŸ“š Education
(1)
free
10
ADR Revision
ADR Revision
ADR Revision
Master ADR Regulations
$3.99
πŸ“š Education
(0)