A little practice. A better ear.

Find your rhythm.
Learn Morse.

Turn dots and dashes into second nature. Listen, tap, and play your way into CW with a Morse-code trainer built for the joy of getting it.

Coming soon to Google Play Android 7.0+

THE RHYTHM OF RADIOCW PRACTICE
Calling all curious minds.
LISTENTAPREPEAT
No adsNo account requiredPractice at your pace

LESS MEMORIZING. MORE DOING.

Make practice your kind of play.

Start with a single dit. Build a better ear. Then put your timing to the test.

01 / BUILD YOUR RHYTHM

Tap Lab & Code Deck

Get comfortable with the key. Practice visible patterns without a timer, or explore letters, numbers, and operating shorthand with tone or visual playback.

Your starting point
02 / TRAIN YOUR EAR

Pattern Reactor

Learn characters by their whole sound. Adaptive repetition and mastery-based progression help turn recognition into a reflex.

Listen. Recognize. Recall.
03 / PLAY WITH PURPOSE

Morse Defender & Signal Runner

Put CW in the action. Key the right answers to defend your position, work through challenges, and keep the run alive.

Timing meets game time
04 / THINK IN EXCHANGES

Field Exchange

Rehearse guided POTA and SOTA contacts with exchange coaching. Practice the flow before taking your skills to the air.

Simulated contacts, real practice
05 / COPY THE MESSAGE

Definitely Not SIGINT & Signal Watch

Listen to Morse phrases or decode visual signals. Move from individual characters toward understanding a complete message.

Hear it. See it. Decode it.
06 / PLOT YOUR NEXT MOVE

Morse Fleet

Bring Morse to a naval strategy game. Key grid coordinates, choose your shots, and take on the computer one move at a time.

A different kind of battlespace

SMALL INPUT. BIG POSSIBILITIES.

One key.
A new way to listen.

A quick tap makes a dit. A longer press makes a dah. Tone and haptic feedback bring the rhythm to your fingertips.

These are training games and simulated exchanges—not live radio transmissions.

DITA quick tap
DAHA longer press

KEEP THE CONVERSATION GOING

Questions? Ideas? Say hello.

Get in touch about the app, support, or privacy.