# Koch Trainer vs Morse Code Keys

The clearest difference is price: Morse Code Keys at Free against Koch Trainer's $0.99. Morse Code Keys also leads on rating (4.4 vs 3.2) and ratings volume (175 vs 18). Koch Trainer's advantage is in-app purchases (none vs 3) and ads (none vs shown). On review sentiment and device support there is nothing between them.

Morse Code Keys is free to download; Koch Trainer costs $0.99 up front. Morse Code Keys sells 3 in-app purchases, starting at $2.99 per month. Koch Trainer asks for nothing beyond the download.

Morse Code Keys holds the better App Store score, 4.4 against 3.2. That said, the two scores are not equally well evidenced: Morse Code Keys has 175 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 49% of Koch Trainer's written reviews are positive against 56% of Morse Code Keys's.

Koch Trainer ships an update every 2 months, Morse Code Keys every 11 months. The most recent releases landed on September 26, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Koch Trainer | Morse Code Keys |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.2 (18 ratings)](https://appshunter.io/ios/app/koch-trainer/id405137883/reviews) | **[4.4 (175 ratings)](https://appshunter.io/ios/app/morse-code-keys-trainer/id1307714279/reviews)** |
| Number of ratings | 18 | **175** |
| Positive reviews | 49.0% of reviews | **55.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 9 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pignology, LLC](https://appshunter.io/developer/308437403) | [Caesar Salad Software LLC](https://appshunter.io/developer/1249587406) |

## What reviewers say

### Koch Trainer

[App page](https://appshunter.io/ios/app/koch-trainer/id405137883)

Learn Morse code efficiently using the Koch Method. This app trains your reflexes to receive code at a faster speed, enabling quicker mastery of the language.

**Highlights:** Koch Method training, Learn at receiving speed, Faster reflex training, Morse code practice, 20 WPM training speed

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

**In-app purchases:** none


### Morse Code Keys

[App page](https://appshunter.io/ios/app/morse-code-keys-trainer/id1307714279)

Master Morse code with this free training application. Practice and drill each letter of the alphabet at your own pace. Ideal for beginners looking to build a solid foundation in Morse code communication.

**Highlights:** Morse code alphabet practice, Letter drilling exercises, Beginner-friendly interface, Free to use

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Monthly | $2.99 | per month |
| Remove Ads Yearly | $9.99 | per year |
| Remove Ads Forever | $19.99 | one-time |

**What reviewers like**

- 👍 Easy to learn Morse code
- 🚀 Fast learning curve
- ✅ Effective for beginners
- 💡 Repetitive learning method works
- ✨ Helps master letters quickly

**What reviewers complain about**

- 🐛 Buggy, doesn't always progress
- 👎 Sound issues (no sound, lag)
- 👎 Buttons lag or register late
- 👎 Dit/Dah keys are backwards
- 👎 Lacks numbers and punctuation

**Reported bugs**

- Audio stopped working after iOS update
- Audio never worked over wireless headphones
- Letter Z not appearing in practice sessions
- Sound doesn't work
- Tone sound lags between touching screen and playing

**Requested features**

- Ability to select individual letters for practice
- Option to remove ads for a one-time fee
- Add numbers and punctuation
- Fix dit/dah key order for iambic keys
- Option to adjust WPM (words per minute)


## Frequently asked questions

### Is Koch Trainer free?

Koch Trainer costs $0.99, with no in-app purchases.

### Is Morse Code Keys free?

Morse Code Keys is free to download, with in-app purchases available.

### Which has better reviews, Koch Trainer or Morse Code Keys?

Morse Code Keys is rated higher. Koch Trainer averages 3.2 out of 5 from 18 ratings, while Morse Code Keys averages 4.4 from 175 ratings.

### Do Koch Trainer or Morse Code Keys have ads?

Morse Code Keys shows ads; Koch Trainer does not.

### Which is updated more often, Koch Trainer or Morse Code Keys?

Koch Trainer ships an update every 2 months, and Morse Code Keys every 11 months. Most recently, Koch Trainer was updated on September 26, 2026 and Morse Code Keys on September 28, 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.*