Apps Like COLREG Tutor for iPhone and iPad
COLREG Tutor screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


cMate-lite
Maxim Lukyanenko
View flags, regulations, and signals for maritime
Access maritime regulations and signals with detailed flag descriptions, ColReg-72 guidelines, and ICS codes. View weather forecasts via NAVTEX. Include maritime dictionaries, LSA code, and IMO signs.

Marinus: maritime rules
Alejandro Martinez de Carvajal
Search navigation instantly anywhere
COLREGs offers flag identification, weather scales, cloud recognition, sound signal guidance, and vessel light details. Users can access navigation , interpret flags, and understand sound and light signals for safe boating.

cMate-PRO
Maxim Lukyanenko
Look up IMO phrases and maritime rules
Provides access to IMO phrases, MARPOL convention details, and flags of state. It includes ColReg-72 regulations, IALA system descriptions, and ICS signals with flags, phonetic alphabet, and Morse code.

Nautical Ship Flags
Stanislav Cekunov
Learn maritime and track your progress
Learn maritime with interactive quizzes and detailed flag information. Test knowledge with randomized questions. View Morse code signals using the phone’s flashlight. Track progress and identify areas for improvement through analytics.


Learna: Speak & Learn English
DEEP FLOW SOFTWARE SERVICES - FZCO
Practice English grammar, speaking, and vocabulary
Practice English grammar, vocabulary, and pronunciation through interactive exercises. Engage in speaking conversations with AI to improve fluency. Track progress with detailed feedback and set personalized learning goals.

Seabook Maritime
Ozgur GUNES
Explore ship stability and navigation
Access ship stability guidelines, navigation rules, COLREG regulations, and marine engineering data offline. View GMDSS procedures, safety protocols, and environmental practices. Search for standards and reference materials anytime without internet.

Flag Play-Fun with Flags Quiz
MigoApps, LLC
Guess , complete levels
Guess country in puzzle levels. Select correct to progress. Track progress across levels. Learn country names through gameplay. No registration required. Play instantly.

Navigation Rules Pro
Calculated Industries, Inc.
Access , charts, and COLREGS documents
Provides access to COLREGS and Inland , including amendments. It includes sound and light signals, steering and sailing , and other essential boating references. Users can search and bookmark regulations for quick reference.





GeoGuessr
GeoGuessr AB
Navigate, guess, and explore locations worldwide
Navigate virtual locations worldwide to guess their exact places. Use environmental clues like signs, languages, and landscapes. Compete against players globally. Share scores and compare results with friends.



COLREG 72: safety at sea
Smirnov Yury
Study COLREGs rules with flashcards
Learn COLREGs through flashcards organized by specific rules. Answer questions to reinforce knowledge. Automatically save progress and reset results as needed. Track learning progress over time.

Puzzle Sidekick
Brian Enigma
Solve puzzles, track clues, decode codes
Access codebreaking tools like decoder rings and countdown timers. View reference material on word frequency, morse code, and semaphore. Includes links to hunts, ARGs, and transmedia storytelling resources. Supports iOS 7.

geotrainer: Geography Map Quiz
Ralf Ebert
In motion, learn anywhere
Learn by answering quizzes about countries, capitals, and flags worldwide. Play free quizzes for all regions or subscribe for additional content. Track progress and test knowledge on different continents.
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