Mobile app · Education & science

Dahdidahdit — The Morse Trainer

An Actual Morse Code Trainer — Not Just A Morse Code Generator.

Completely free
Android
Open source

Overview

Dahdidahdit — The Morse Trainer is an amateur and software-defined radio mobile app, available on Android.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information

“Ham radio ops who like QRP will sooner or later want to learn Morse code so they can communicate using CW.” — F-Droid, 10 November 2026

At a glance

Dahdidahdit — The Morse Trainer is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
No advertising
Commercial use allowed

Sources and checks

Facts collected from F-Droid (credit card, source code, licence, free status, platforms, ads, commercial use, version) — 6 November 2026
Last technical check: 6 November 2026
Description from F-Droid — F-Droid (citation courte)

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