Derek Dawson

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Apps: 3

Total installs: 35K

Avg rating: ★ 4.33

Ratings: 238

Latest release: May 11, 2026

How this developer operates

Carrier title Piano Sight Reading Trainer holds 100% of the developer's installs — a one-app developer
Hit rate 0% of launches reach 100k installs (0 of 3 at least 30 days old)
Release rhythm a new app every ~1.8 years on average
Maintenance 0 of 3 apps updated in the last 90 days · last update 93 days ago

App	Style	Rating	Installs	Released
Piano Sight Reading Trainer	Music & Audio	★ 4.3	10,000+	Sep 14, 2022
Sheet Music Explainer	Education	—	50+	May 10, 2026
Which Fit	Lifestyle	—	10+	Mar 29, 2025