Koch Trainer vs Morse Elmer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Koch Trainer
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.
- Koch Method training
- Learn at receiving speed
- Faster reflex training
- Morse code practice
- 20 WPM training speed
Read full descriptionHide full description
Koch Trainer is a morse code trainer that uses the Koch Method developed by the German psychologist Ludwig Koch in the 1930's. The method basically states that you should learn morse code at the speed you expect to receive, by training your reflexes to respond to code sent at 20 WPM you'll learn the code much faster. Thank you and 73, Nick N3WG
Morse Elmer
Learn Morse Code effectively with this app. It utilizes proven methods like the Koch Method and Farnsworth spacing to accelerate your learning. Track your progress with detailed graphs and train anytime to become proficient.
- Learn Morse Code
- Koch Method training
- Farnsworth spacing
- Progress tracking
- Graphical results
- On-the-go training
Read full descriptionHide full description
Morse Elmer is an app to help you learn Morse Code. Morse Elmer uses two well established methods to help you learn: The Koch Method and Farnsworth spacing. As you train Morse Elmer keeps track of your results, graphing them so you can monitor your progress. With Morse Elmer on your iOS device you'll have the tools to train whenever you want and the more frequently you train the quicker you'll become proficient. Learn more at: http://morseelmer.blogspot.com/
Screenshots
Verdict
The clearest difference is rating: Morse Elmer at 4.8 against Koch Trainer's 3.2. Morse Elmer also leads on review sentiment (81% vs 50%) and ratings volume (192 vs 18). Koch Trainer's advantage is iOS requirement (6.0 vs 17.6). On price, update cadence, ads and in-app purchases 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
Koch Trainer costs $0.99 and Morse Elmer $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Morse Elmer holds the better App Store score, 4.8 against 3.2. That said, the two scores are not equally well evidenced: Morse Elmer has 192 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 50% of Koch Trainer's written reviews are positive against 81% of Morse Elmer's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Koch Trainer | Morse Elmer |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 3.2 (18 ratings) | 4.8 (192 ratings) — better |
| Positive reviews | 50.0% of reviews | 81.2% of reviews — better |
| Number of ratings | 18 | 192 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | — | #192 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 6.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 7 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Pignology, LLC | Morgan Jones |
Customer experience
Koch Trainer
Morse Elmer
Bugs and requests
Koch Trainer
Not enough reviews yet to summarise bugs or requests.
Morse Elmer
Reported bugs
7 issues- Incorrect Morse code for some letters
- Missing option to add letters (iOS 15+)
- Text not displaying in settings dialog (iPad Air)
- Drops last character in sequence reporting
- Volume extremely low on headphone/Bluetooth
Show 2 moreShow fewer
- App compatibility issues with current iOS versions
- Support link missing from app
Requested features
13 requests- Higher speed support (beyond current limits)
- Keyboard input mode for automatic scoring
- Sending/keying practice capability
- Extended session duration (30+ minutes)
- Morse code reference chart in-app
Show 8 moreShow fewer
- Variable temperature numbers in QSO mode
- More diverse QTH locations
- Standard iOS file picker integration
- File deletion and organization options
- Error-based scoring option
- Practice timer reset functionality
- Head copy practice mode
- Custom word list creation
In-app purchases
Koch Trainer
No in-app purchases
Morse Elmer
No in-app purchases
