📈Last 7 days+16 installs — 64% slower than the week before (+44) · 2/day since Oct 7
🏆Among Communication appstop 21% by installs gained this week (151 peers growing)
🛠Updatesquiet · updated 62 days ago
Installs since launch
+60 installs
since Oct 7
Update history
1.0.17Sep 9, 2026 · seen Oct 22, 2026
Only the current version so far — new entries appear as the app ships updates.
DS1UOV's Morse Trainer w/ Koch is a communication app by CommonSource with 500+ downloads (about 926 estimated). +16 installs in the last 7 days. Released Oct 3, 2025. Install growth, rank history, SDKs and ad networks.
From the store listing: “Master Morse code with the Koch method: speed control, practice, and analysis.”
