A free program for Android, by Punktum Soft.
The app is designed for the purpose of learning and practicing music notes, and also for the purpose of practicing music reading.
The user interface is extremely simple and intuitive, and also you can customize the settings in any way you want.
It includes 6 modes, 3 types of practice and 3 types of training, and also has 3 types of questions and answers.
The user can practice using a real instrument, using a sound generator, using a MIDI player, and using a virtual keyboard.
It is possible to listen to the answers, to view the score, and to hear the notes and the music reading.
It is also possible to choose the language and to change the font size.
The app is compatible with the Android version 4.1 and higher.
The app does not include advertising or any other monetizing factor.