Comparison

Ship Structure vs Morse Code

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Interactive 3D ship model
  • Guided tours of ship components
  • Free exploration mode
  • Scavenger hunt challenges
  • Industry-standard definitions
  • ARKit integration
  • Intuitive touch interactions
Features
Read full description

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.

About

Morse Code

Learn and master Morse code with this app. It features AI-powered audio decoding, interactive practice games, and a comprehensive code table. Customize your learning experience and track your progress.

Highlights
  • AI audio decoding
  • Practice games
  • Morse code table
  • Bidirectional translation
  • Customizable settings
  • Progress tracking
Features
Read full description

Morse Master helps you learn Morse code by ear with a structured Koch-method path and practical CW drills. Instead of memorizing dots and dashes from a chart, you train the sound patterns used in real copying and sending. Training: - Progressive Koch lessons that introduce characters step by step - Daily Sprint sessions for focused 60-second practice - Listening and receive drills for Morse copy - Sending practice for rhythm, timing, and keying control - Weak-character review and confusing-pair drills - Adjustable WPM, Farnsworth spacing, pitch, noise, and fading - WPM Ladder, Free Range, and copy practice for extra reps Signal tools: - Text to Morse and Morse to text, including Russian, Greek, Japanese Wabun, and Chinese telegraph code - On-device audio decoding from recordings or microphone input - Flashlight Morse transmitter - Training history, progress, badges, and weak-character review Beyond the app: - Morse keyboard: type in Morse in any app, with one-key or two-key input - Apple Watch: check your progress and run listening drills on your wrist; results sync back to iPhone - Home Screen and Lock Screen widgets for today's Sprint, your streak, and due reviews - iCloud sync across your devices (PRO) Morse Master works offline, has no ads, and does not require an account. It is built for beginners, ham radio learners, and CW operators who want a clear daily path from first sounds to steadier copy and sending. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://morsecodetrainer.vercel.app/privacy

Screenshots

Ship Structure4 screens
Morse Code4 screens

Verdict

The call

The clearest difference is rating: Morse Code at 4.6 against Ship Structure's 3.7. Morse Code also leads on ratings volume (241 vs 3) and device support (5 vs 3). Ship Structure's advantage is in-app purchases (none vs 4) and iOS requirement (11.0 vs 15.0). On price and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Morse Code sells 4 in-app purchases, starting at $0.99 per month. Ship Structure asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Morse Code holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: Morse Code has 241 ratings behind it against 3, so its average is the more settled of the two.

Scorecard6 real differences · 4 level
Ship Structure versus Morse Code: the parameters behind the verdict, then further details
ParameterShip StructureMorse Code
PriceFreeFree
Rating3.7 (3 ratings)4.6 (241 ratings) — better
Positive reviews—68.6% of reviews
Number of ratings3241 — better
Update frequency—Every 5 days
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac, Apple Watch — better
Requires iOS11.0 — better15.0
Further details — not scored
Size97 MB45 MB
Age rating4+4+
DeveloperHuntington Ingalls亚娟 秦

Customer experience

Ship Structure

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

Morse Code

All ratings241 ratings
Positive89.6%
Neutral4.6%
Negative5.8%
Written reviews35 reviews
Positive68.6%
Neutral11.4%
Negative20.0%

In-app purchases

None

Ship Structure

No in-app purchases

4 purchases

Morse Code

Subscriptions2
  • Morse Master PRO Monthly$0.991 Month
  • Morse Master PRO Annual$2.991 Year
One-time2
  • Unlock full version$0.99
  • Morse Master PRO Lifetime$4.99

Questions

Is Ship Structure free?
Ship Structure is free to download, with no in-app purchases.
Is Morse Code free?
Morse Code is free to download, with in-app purchases available.
Which has better reviews, Ship Structure or Morse Code?
Morse Code is rated higher. Ship Structure averages 3.7 out of 5 from 3 ratings, while Morse Code averages 4.6 from 241 ratings.
Do Ship Structure or Morse Code have ads?
Neither Ship Structure nor Morse Code shows ads.

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