Vessel Lights vs ICS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Vessel Lights
Test your knowledge of maritime navigation lights. Match descriptions to the correct visual representation of vessel lights to improve your understanding and memorization. Achieve high scores to master night and low-visibility signaling.
- Match descriptions to navigation light images
- Score points for correct answers
- Learn from mistake explanations
- Track running score total
- Master night and low-visibility signaling
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Match the right image to the title description. Points are scored for correct answers and lost for mistakes.An explanation of the mistake is made thus helping with the learning. Anyone who can consistently score 75% or more will have mastered recognising and memorising the main lights displayed by shipping at night or in poor visibility.The app shows a running total of points scored.
ICS
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Do you want to read signal flags confidently, know Morse code and the phonetic alphabet (NATO/ICAO) and speak the language of sailors? This app is your guide to the International Code of Signals (ICS). App features: • A complete set of signals: learn the phonetic alphabet (Alpha, Bravo, Charlie...), signal flags and Morse code. • Correct pronunciation: learn not only to write but also to speak correctly. • Effective memorization: consolidate your knowledge with the help of tests. • Progress and statistics: track your progress in each section and set records in tests. • Works offline: study anywhere: at sea, on a yacht or at home without the Internet. Who is this app for? This app is for sailors and captains, yachtsmen, cadets of maritime educational institutions, radiotelegraph operators and everyone who is interested in the sea. Learn visual and sound signals with the help of tests and voice acting. Download now and start learning the language of the sea.
Screenshots
Verdict
The clearest difference is device support: Vessel Lights at 3 against ICS's 1. Vessel Lights also leads on iOS requirement (15.5 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Vessel Lights costs $2.99 and ICS $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Vessel Lights ships an update every 8 months, ICS every 9 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | Vessel Lights | ICS |
|---|---|---|
| Price | $2.99 | $2.99 |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 8 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.5 — better | 17.0 |
| Further details — not scored | ||
| Size | 4 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Edmund Broadbent | Smirnov Yury |
In-app purchases
Vessel Lights
No in-app purchases
ICS
No in-app purchases
