Hearing: ear training. Piano is a free iPhone application developed by Alexey Ovod. It falls under the category of Multimedia, specifically Music & Radio. This program aims to help users identify musical notes by ear and improve their hearing skills.

With Hearing: ear training. Piano, users can practice various ear training exercises to develop their relative or absolute pitch, which is essential for every musician. The app offers melodic dictations for users to practice sight reading and learn to read sheet music and music notes. Users can also learn to sing according to notes, further enhancing their musical hearing.

One of the standout features of this app is the ability to practice musical ear using a variety of instruments, including vocals, piano, guitar, bass-guitar, violin, cello, and double bass. This allows users to train their ear across different instruments and expand their musical capabilities.

The app offers multiple types of musical notations, such as C D E F G A B, C D E F G A H, Do Re Mi Fa Sol La Si, До Ре Ми Фа Соль Ля Си, Ντο Ρε Μι Φα Σολ Λα Σι, ハ ニ ホ ヘ ト イ ロ, 다 라 마 바 사 가 나, स रे ग म प ध नि, and ด ร ม ฟ ซ ล ท. This wide range of notation options caters to users from different musical backgrounds and helps them practice ear training in their preferred notation system.

Overall, Hearing: ear training. Piano is a valuable tool for musicians and music enthusiasts looking to improve their musical ear and develop their ability to identify musical notes by ear. Its diverse range of instruments and notation options make it a versatile app for honing one's hearing skills.