BSharp: Perfect Pitch Trainer

Young children can acquire absolute (perfect) pitch — but adults cannot. The window closes around age 6. BSharp helps develop this ability using Eguchi's chord identification method.

See it on the Play Store

How it Works

Children listen to piano chords and learn to identify each one by its color. Start with two chords (red and yellow) and gradually introduce new ones as your child masters each level. Practice 5 times a day for 2–3 minutes each session — about 20–25 identifications.

About the Eguchi Method

Eguchi's chord identification method was documented in research published in Psychology of Music. Children associate chords with colors (red, yellow, blue, black, green, orange, purple, pink, brown) and progress through levels.…