# LemurKey — Morse code trainer & Live DX

> Morse code trainer for receiving practice, QSOs, and live DX. (iPhone/iPad app by Steve Metcalf.)

- Source: https://appshunter.io/ios/app/lemurkey/id6798342620 (this page in markdown: same URL + `.md`)
- Developer: [Steve Metcalf](https://appshunter.io/developer/6798342622)
- Category: Education, Reference
- Price: Free
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 8 MB
- Languages: American English
- Released: 2026-08-20
- Data updated: 2026-09-06
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/lemurkey/id6798342620/reviews.md

## What is LemurKey?

LemurKey is Morse receiving practice built to practice real copy skills — callsigns, sentences, and two-way QSOs. Compete your friends with Strava-style leaderboards and go for the crown!

COPY PRACTICE
• Word, Callsign, and Sentence modes with slot-based copy
• Adjustable WPM, character spacing, tone, and volume
• Stars & Watts for clean copies; scrubber unlocks after you listen

QSO MODE
• Scripted two-way contacts: copy each transmission, then reply
• Live accuracy feedback through the exchange

LIVE DX
• Band conditions and spots tailored to your grid square
• Optional location for home grid (when-in-use only)

TRAIN
• Koch-style Learn mode to build speed character by character
• Learn to send Q codes; practice sending by recall
• Keys mode to hear any letter at your session settings

CHAOS MODE
• Optional QRM, QRN, and QSB while copying
• Higher watt multipliers when the band gets noisy

ACCOUNT (OPTIONAL)
• Sign in to sync progress, compete on leaderboards, and back up stats
• Delete your account anytime from Account

Works offline for practice once installed. Audio runs locally on your device.

Privacy policy: https://lemurkey.app/privacy.html
Support: support@lemurkey.app

## Key features

- Morse receiving practice
- Adjustable WPM and spacing
- Scripted two-way QSO mode
- Live DX band conditions
- Koch-style learning mode
- Simulated interference options


## Frequently asked questions about LemurKey

### How does LemurKey help users learn Morse code?

LemurKey offers a Koch-style Learn mode to build speed character by character. It also includes modes for practicing sending Q codes and hearing individual letters at custom session settings.

### Can I practice real conversations with LemurKey?

Yes, LemurKey features a QSO mode with scripted two-way contacts. You can copy each transmission and then reply, receiving live accuracy feedback throughout the exchange.

### Does LemurKey work offline?

Yes, LemurKey works offline for practice once installed. The audio runs locally on your device, allowing you to train without an internet connection.

### What kind of practice modes are available in LemurKey?

LemurKey provides Word, Callsign, and Sentence modes for copy practice, along with a QSO mode for two-way contacts. It also includes a Chaos Mode with optional QRM, QRN, and QSB for realistic interference.

### How does LemurKey track progress and competition?

Users can optionally sign in to sync progress and compete on Strava-style leaderboards. This allows for tracking stats and aiming for the top positions.

### What are the adjustable settings in LemurKey?

You can adjust the Words Per Minute (WPM), character spacing, tone, and volume. The app also offers Stars & Watts for clean copies and a scrubber to replay audio.

### Is LemurKey suitable for beginners?

Yes, LemurKey's Koch-style Learn mode is designed to build speed character by character, making it suitable for beginners. The adjustable settings also allow users to start at a comfortable pace.

### Does LemurKey have ads?

No, LemurKey does not contain advertisements. It is a completely free application with no ads to interrupt your practice sessions.

## Version history (last 1 release)

### 1 — 2026-08-20

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-06.*