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Ear first · Fist second · Habit every day

Learn Morse code for real

Koch method at full character speed, Farnsworth spacing so E, I, and S stay distinct, and both key and copy from day one. Try without signup.

Hear K: Hear M:

Free intro: 4 lessons · K M R S U · same path as the Reddit app

Koch + Farnsworth

Real character speed from lesson one. Wide letter spacing keeps short letters distinct until you're ready to tighten.

How Koch works →

Key and copy

Hold for dah, tap for dit — with live sidetone. Or type what you hear. Same curriculum, two skills.

Send vs copy →

Honest progress

Pass gate: 10 groups at 90%+ accuracy. Meters always visible. Full alphabet path is free — no paid walls for letters.

How a lesson works

  1. Play the transmission — letters reveal with the audio (key mode).
  2. Optional replay with WPM and wide spacing.
  3. Start — timer runs. Key dit/dah or type each letter.
  4. Clear 10 groups at 90%+ accuracy to unlock the next letter.
Lesson 1 — K and M

Free tools

Translator, alphabet chart, WPM calculator, Farnsworth timing demo, audio generator, and more — every tool links back to practice.

Intro: 4 lessons · Full course free · Practice aid, not a license exam