# Morse Code Translator & games vs 海技士4級対策 500問

The clearest difference is price: Morse Code Translator & games at Free against 海技士4級対策 500問's $4.99. Morse Code Translator & games also leads on review sentiment (36% vs 0%) and update cadence (every 10 days vs every 5 weeks). 海技士4級対策 500問's advantage is in-app purchases (none vs 9) and iOS requirement (15.1 vs 18.2). On ads and device support there is nothing between them.

Morse Code Translator & games is free to download; 海技士4級対策 500問 costs $4.99 up front. Morse Code Translator & games sells 9 in-app purchases, starting at $1.99 per 7 days. 海技士4級対策 500問 asks for nothing beyond the download.

Morse Code Translator & games ships an update every 10 days, 海技士4級対策 500問 every 5 weeks. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Morse Code Translator & games | 海技士4級対策 500問 |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.4 (114 ratings)](https://appshunter.io/ios/app/morse-code-translator-and-games/id6449037640/reviews)** | — |
| Number of ratings | **114** | — |
| Positive reviews | **35.9% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 5 weeks |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 69 MB | 34 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Louis Duboscq](https://appshunter.io/developer/1687505370) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## What reviewers say

### Morse Code Translator & games

[App page](https://appshunter.io/ios/app/morse-code-translator-and-games/id6449037640)

Learn Morse code through interactive lessons and practice exercises. Translate text to Morse and vice versa, send SOS signals, and decode messages using sound or light. Offers both free and premium features for learners of all levels.

**Highlights:** Guided Morse code learning course, Text and code translator, SOS signal generator, Straight key simulator, Light and sound decoders, Reference chart and Q codes

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly access | $1.99 | per 7 days |
| Monthly access | $1.99 | per month |
| Monthly Access | $2.99 | per month |
| Premium Yearly | $9.99 | per year |
| Pro Yearly | $19.99 | per year |
| Annual access | $19.99 | per year |
| Lifetime acess | $14.99 | one-time |
| Lifetime access | $24.99 | one-time |
| Pro Lifetime | $39.99 | one-time |

**What reviewers like**

- 👍 Effective learning
- 👍 Easy to learn alphabet
- 👍 Good for practice
- 👍 Intuitive interface
- 👍 Responsive developer (historically)

**What reviewers complain about**

- 💰 Subscription prompts
- 💰 Paid app now
- 💰 Inadequate free version
- 💰 Expensive full ownership price
- 👎 Ads in free version

**Reported bugs**

- Bug preventing level progression
- Repeated 'Й' letter
- Error message blocking level 73
- App not opening
- Subscription not unlocking all levels

**Requested features**

- Add Russian language support
- Add ability to continue practicing after completing levels
- Offer a paid version instead of ads
- Add dark mode option


### 海技士4級対策 500問

[App page](https://appshunter.io/ios/app/4-500/id6768201881)

This app provides a comprehensive practice exam for the Class 4 Maritime Officer certification. It features 500 questions across five key subject areas, with detailed explanations for each answer. Track your progress and focus on weak areas with chapter-specific practice and offline functionality.

**Highlights:** 5 chapters x 500 practice questions, Detailed explanations for all questions, Chapter-specific practice, Progress tracking and statistics, Dark/light theme support, Offline operation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Morse Code Translator & games free?

Morse Code Translator & games is free to download, with in-app purchases available.

### Is 海技士4級対策 500問 free?

海技士4級対策 500問 costs $4.99, with no in-app purchases.

### Do Morse Code Translator & games or 海技士4級対策 500問 have ads?

Neither Morse Code Translator & games nor 海技士4級対策 500問 shows ads.

### Which is updated more often, Morse Code Translator & games or 海技士4級対策 500問?

Morse Code Translator & games ships an update every 10 days, and 海技士4級対策 500問 every 5 weeks. Most recently, Morse Code Translator & games was updated on November 12, 2026 and 海技士4級対策 500問 on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*