Используйте приложение APKPure
Историческую версию Cythara можно получить на Android
Музыкальный инструмент тюнер
Provides tunings for various instruments and supports chromatic tuning.
Changes background color from red to green to indicate that the pitch is in tune (with a tolerance of 10 cents).
Displays deviations between -60 and 60 cents.
Supports scientific pitch notation and Solfège.
Free and open source (no ads and tracking).