Musical Interval Recognition is a free iPhone app developed by Sincere Apps SIA. This app provides a fun and refreshing way to learn how to recognize musical intervals. By associating intervals with melodies of popular songs, users can train their ears to identify intervals accurately.

The app offers immediate feedback, playing the correct melody whenever an interval is guessed incorrectly. With regular practice, users can develop a familiarity with intervals, making them sound like familiar songs.

For more advanced users, there is an auto-play feature that advances to the next task if the previous one was answered correctly. This feature allows users to challenge themselves and further enhance their ability to recognize musical intervals.

Musical Interval Recognition is a valuable tool for music teachers, music students, and hobby music instrument players looking to improve their relative pitch. With its user-friendly interface and engaging training methods, this app is a must-have for anyone wanting to enhance their musical skills.