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Product 02 / Morse trainingOSSA // mobile app
Morse Machine Next app icon
One Small Step AppsMorse Machine Next

Hear Morse. Learn it one signal at a time.

Listen to a symbol, answer on the screen, and keep going. Morse Machine Next gives you a focused way to practice code recognition and see how your learning changes over time.

Explore the app ↓
Coming soon on Google Play and the App StoreThe app is in testing. Public store links will appear when it is released.
Training in progress
Keyboard and symbol progress
[ listen / answer / repeat ]
LEARN BY LISTENING6 SEQUENCES · 6 LANGUAGES
◎ 01// screens from the applight + dark
Keyboard and symbol progress
01Keyboard and symbol progress
Training in progress
02Training in progress
Levels, XP and weekly goals
03Levels, XP and weekly goals
Accuracy by symbol
04Accuracy by symbol
Streaks and achievements
05Streaks and achievements
Six learning sequences
06Six learning sequences

Swipe to see all six screenshots →

Screenshots show sample training data. The app supports six languages and light and dark themes.

◎ 02

Choose how to learn

// learning sequencessix routes
01 / Sequence

Practice your way.

Start with a sequence that suits your practice. The app includes six choices, from Koch and Farnsworth to common CW words.

  1. 01Koch
  2. 02Farnsworth
  3. 03CW Academy
  4. 04G4FON
  5. 05Traditional
  6. 06Common CW Words
◎ 03

Make each session yours

// practice controls
02 / Session

Hear. Answer. Repeat.

Adjust the speed, tone frequency, and session length. Listen and respond with the on-screen keyboard.

  • Speed
  • Tone frequency
  • Session length
  • On-screen keyboard
03 / Progress

See the practice add up

Track accuracy by symbol, earn XP and levels, set goals, and follow your streak and achievements as you practice.

  • Accuracy by symbol
  • XP and levels
  • Goals and streaks
  • Achievements
◎ 04

You choose what to share

// privacy controls
Optional by design

You choose what to share

Analytics and crash reports each have their own optional consent switch. The app does not use an advertising ID.

  • Separate choices for Analytics and crash reports
  • No advertising ID
◎ 05// documents

Read how the app works with data, its terms, and how to request deletion.