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Welcome to LCWO.net - Learn Morse Code (CW) Online!

At LCWO you can learn Morse telegraphy (CW) online in your browser. You don't need to install a program on your computer, and you always have your personal settings available, from any computer on the globe with an internet connection. You can also easily track your progress by means of different statistical functions.

Sign up for a free account (or use username "test", password "test" to play around) and start learning or improving your CW today


- Koch Method CW Course
- Highscores — compare your results with others
- Speed Practice (Code Groups, Plain Text Training, Callsign Training, Word training)
- MP3 practice files (Download)
- Convert text to CW (does not require a login)
- Forum for user discussions and feedback
- User groups
- WAE QTC training
- more to come soon...

News [Atom LCWO News Feed] [Atom LCWO Forum Feed]

2024-07-20 - LCWO is now also available in Slovak language, thanks to Matúš, OM8ATE!

2024-03-11 - Every user will now find an practice activity "heatmap" on the main page. The same can be enabled on the public profiles! Tnx Matti, OH2CME for the implementation!

2024-03-10 - We now have a collection of 77 Greek proverbs in the Plain Text Training (tnx SV1DAY)!

2023-08-07 - Improvements in Word training (replaying words) and QTC training (just in time for WAE CW!).

2023-01-23 - Over the last months, plain text training was updated with texts in Czech, Japanese and Polish!

2022-01-05 - German word training now contains 30.000 words; thanks to Wolf, DK1ET!

2021-03-18 - Note: LCWO will be down for maintenance starting around 00:00 UTC on March 19th 2021 for a few hours.

2020-09-01 - A "Dark Mode" is now available for people who prefer white font on a black background (in your account settings).

2020-08-05 - LCWO is now available in Korean language (한국어) - tnx Joe, HL5KY!

2020-07-26 - 17.000 words are available now for word training in German. Carefully curated by Wolf, DK1ET. Thanks!

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ChangeLog — Please don't hesitate to report any problems, criticisms and suggestions to: Fabian Kurz.