Marinus vs Ship Structure
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Marinus
This app provides comprehensive guidance on maritime navigation rules and signals. It offers detailed information on flags, lights, sounds, and buoyage systems, along with interactive quizzes and a map feature. Designed for sailors, it ensures safe navigation on any vessel.
- Maritime flags and meanings
- Weather scales and cloud identification
- Sound signal guidance
- Vessel navigation light diagrams
- Day shape identification
- Safe navigation maneuvers
- Morse code decoder
- IALA Buoyage System
- Radio communication guidelines
- COLREGs text
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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.
Ship Structure
Explore a detailed 3D ship model to learn maritime terminology. Features guided tours, free exploration, and scavenger hunts to test your knowledge. Ideal for anyone interested in naval architecture and ship construction.
- Interactive 3D ship model
- Guided tours of ship components
- Free exploration mode
- Scavenger hunt challenges
- Industry-standard definitions
- ARKit integration
- Intuitive touch interactions
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Ship Structure is an educational mobile experience that teaches ship terminology using a robustly detailed and fully interactive 3D model. The application contains three experiences: - a guided tour that introduces the user to the components that make up a ship's structure, - a free explore mode that allows the user to explore the 3D model freely by simply selecting the different items to learn more, - a scavenger hunt that challenges the user to find each item listed on the ship components list. App Features: - extremely detailed ship model with over 20 interactive components - clear and concise industry-standard definitions for each component - beautiful graphics and animations - powerful and intuitive touch interactions including seamless model rotation and scaling - easy-to-follow instructions for each experience - powerful, accurate, and target-free model placement and interaction using ARKit - 3D mode as an alternative to ARKit This application was developed at Newport News Shipbuilding, a division of Huntington Ingalls Industries, inc. as a learning tool for the Apprentice School Ship Construction course. However, this free app is an excellent tool for ANYONE that wants to learn about ship structure.
Screenshots
Verdict
The clearest difference is rating: Marinus at 4.4 against Ship Structure's 3.7. Marinus also leads on ratings volume (215 vs 3). Ship Structure's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support 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
Both are free to download. Marinus sells 1 in-app purchase, starting at $8.99 per year. Ship Structure asks for nothing beyond the download.
Marinus holds the better App Store score, 4.4 against 3.7. That said, the two scores are not equally well evidenced: Marinus has 215 ratings behind it against 3, so its average is the more settled of the two.
| Parameter | Marinus | Ship Structure |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (215 ratings) — better | 3.7 (3 ratings) |
| Positive reviews | 65.3% of reviews | — |
| Number of ratings | 215 — better | 3 |
| Update frequency | Every 5 weeks | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 113 MB | 97 MB |
| Age rating | 4+ | 4+ |
| Developer | Alejandro | Huntington Ingalls |
Customer experience
Marinus
Ship Structure
Bugs and requests
Marinus
Reported bugs
4 issues- App not working, ads won't clear
- App crashes frequently
- Mistake with sounds
- App crashes after 10-15 seconds
Requested features
7 requests- Settings for Buoyage A & B & combined
- Search feature
- Combine sounds and lights
- Add tides information
- More free version functionality
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- More detail in maneuvers section
- Lights with silhouette and head-on/stern-on views
Ship Structure
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Marinus
- Marinus PRO3 Days trial$8.991 Year
Ship Structure
No in-app purchases
Questions
Is Marinus free?
Is Ship Structure free?
Which has better reviews, Marinus or Ship Structure?
Do Marinus or Ship Structure have ads?
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