It's simple Telegraph key.
You can use Straight keys and Iambic (dual-lever) Paddles.
Let's become a Morse master!!
Latest Version
1.1.1Uploaded by
Nassim BL
Requires Android
Android 2.2+
Category
Free Education AppContent Rating
Unrated · Warning – content has not yet been rated. Unrated apps may potentially contain content appropriate for mature audiences only.
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Flag as inappropriateLast updated on Mar 28, 2016
1.1.1 The conversion from a letter to a mark(-and·) was enabled