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ICS Academy: Nautical signals

ICS Academy: Nautical signals

Nautical signal/flags resource

1 ratings
2 reviews
📚 Education
🔍 Reference

Archived App (Last seen on 8 Nov 2025)

This is an archived listing of the app previously available on the App Store.

Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.

Details

  • Released
  • Updated
  • May 5, 2020
  • January 30, 2023

Features

Developer

Markus Trapp
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About

This app serves as a comprehensive maritime signal reference, allowing users to quickly look up the meaning of various nautical flags, multi-flag combinations, and semaphore signals. It also includes a quiz to test knowledge and a feature to translate text into flag representations, which can be saved as images or GIFs.

✓Nautical flag reference
✓Multi-flag signal lookup
✓Semaphore signal guide
✓Knowledge quizzes
✓Text to flag translation
✓Save/send flag messages as images/GIFs
✓ICS keypad message decoding
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What's New in ICS Academy

2.4

January 30, 2023

- Bug fixes - UI improvements - Gif creator works better - Added dark mode support

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User reviews

Most RecentHighest RatedLowest Rated

Useful for learning nautical flags

Quizzes are useful to test knowledge but could have better features to keep track of progress in learning

Creating gif messages is cool!
YawnobelixYawnobelix

Nauticalsignal app

The signal flags app, incorrectly uses numerical flags for signalling International Code flag signals. The International Code would primarily be used by Merchant Ships, who only use numerical pennants.
Numerical flags are only used by Naval Warships.
The meaning of all signal using numerical flags in this app are totally incorrect
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FAQ

What is ICS Academy?

ICS Academy is a reference app for the International Code of Signals (ICS), providing information on nautical flags, multi-flag signals, and semaphore signals. It also includes features for testing knowledge and translating text into flag messages.

What devices does ICS Academy support?

ICS Academy is available for iPhone and iPad devices.

Is ICS Academy free to use?

Yes, ICS Academy is a free application with no cost to download or use its features.

How often is ICS Academy updated?

The app was last updated on January 30, 2023, indicating regular maintenance and potential feature additions.

What is the age rating for ICS Academy?

ICS Academy has an age rating of 4+, making it suitable for a wide range of users.

Can I translate text into flags with ICS Academy?

Yes, ICS Academy allows you to translate text into flag representations and save them as images or GIFs, which can then be sent.

Does ICS Academy have ads?

No, ICS Academy does not contain advertisements, providing an uninterrupted user experience.

How can I test my knowledge of nautical signals?

ICS Academy includes a quiz feature that allows you to test your understanding of nautical flags, multi-flag signals, and semaphore signals.