Version history
Marinus: maritime rules
47
ASO score
Text
45/100
Reviews
50/100
Graphic
60/100
Other
0/100
App Rating
4.4
Votes
2.85K
App Age
13y 6m
Last Update
Dec 02, 2025
iAP
$8.99 - 8.99
Compare with Category Top Apps
|
Metrics
|
Current App
|
Category Top Average
|
Difference
|
|---|---|---|---|
|
Rating
|
4.38
|
4.58
|
-4%
|
|
Number of Ratings (Voted)
|
2.8K
|
275.7K
|
-99%
|
|
App Age
|
13y 6m
|
9y 2m
|
+47%
|
|
In-app Purchases Price
|
$9
|
$41
|
-78
%
|
|
Update Frequency
|
60d
|
70d
|
-14%
|
|
Title Length
|
23
|
24
|
-4%
|
|
Subtitle Length
|
28
|
27
|
+4%
|
|
Description Length
|
1 493
|
2 569
|
-42%
|
|
Number of Screenshots
|
1226
|
1489
|
-18
%
|
|
Size
|
113MB
|
161MB
|
-30
%
|
Category Ranking in United States
7 days
Last 7 days
Last 30 days
Last 90 days
Last 180 days
Last year
| Top | Jan 02, 2026 | Jan 09, 2026 |
|---|---|---|
|
No results were found!
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| Top | Jan 02, 2026 | Jan 09, 2026 |
|---|---|---|
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No results were found!
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| Top | Jan 02, 2026 | Jan 09, 2026 |
|---|---|---|
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No results were found!
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| Top | Jan 02, 2026 | Jan 09, 2026 |
|---|---|---|
|
No results were found!
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Ranking Keywords in United States
| Keywords | App Rank |
|---|
Analyze this and other apps using Asolytics tools
Text ASO
Title
(
Characters:
23
of 30
)
Marinus: maritime rules
Subtitle
(
Characters:
28
of 30
)
COLREGs, IRPCS, IALA & more!
Description
(
Characters:
1493
of 4000
)
Not just another app for navigation rules… this is THE app for navigation rules!
Created by sailors, for sailors, Marinus COLREGs is designed to provide clear and instant answers to your questions anytime, anywhere. It's the essential app for your sailboat or motorboat.
Key Features:
• Flags – All maritime flags with their meanings.
• Meteo – Beaufort and Douglas scales, plus cloud identification.
• Sounds – Navigate safely with sound signal guidance.
• Lights – Detailed views of every vessel's navigation lights from all angles.
• Day Shapes – Learn and identify the correct day shapes for any situation.
• Maneuvers – Clear guidance on safe navigation maneuvers.
• Morse – Decode Morse signals with ease.
• Buoys (IALA) – Understand the International Buoyage System.
• Radio – Key radio communication guidelines.
• ColRegs – Full text of the International Regulations for Preventing Collisions at Sea (IRPCS).
• Quiz – Test your knowledge with interactive quizzes.
• Map – Visualize navigation concepts on an interactive map.
Access PRO Features
Unlock all PRO features with an affordable annual subscription. Your support helps us maintain and improve the app, keeping it the trusted tool for sailors around the world.
Join thousands of sailors who trust Marinus ColRegs every day on their iPhone. Whether you're an experienced seafarer or just starting your nautical journey, this is the app you’ve been looking for!
For any questions, feel free to contact us at info@marinus.es.}
Read more
Other
Additional Information
| Rating: | |
| Voted: | 2.85K |
| App Store Link: | |
| Website: | |
| Email: | - |
| Privacy Policy: | |
| Categories: | Navigation, Education |
| Size: | 113MB |
| iAP: | 8.99 - 8.99 $ |
| App Age: | 13 years 6 months |
| Release Date: | Jun 29, 2012 |
| Last Update: | Dec 02, 2025 |
| Version: | 5.3.1 |
Version history
5.3.1
Dec 02, 2025
New section available!
SMCP (Standard Marine Communication Phrases): you can now access standard maritime phrases in English directly from the app.
Other improvements:
• Optimized ad system for a better user experience.
• Implemented a new analytics system to keep improving the app.
5.3
Oct 27, 2025
New section available!
SMCP (Standard Marine Communication Phrases): you can now access standard maritime phrases in English directly from the app.
Other improvements:
• Optimized ad system for a better user experience.
• Implemented a new analytics system to keep improving the app.