コエカタマリン is an Android app by TORQUE INC. that lets you experience Doraemon's secret tool "Koe Catamarine" featured in the movie "Doraemon the Movie: Nobita’s Earth Symphony." By speaking into your smartphone, your voice is transformed into delightful clumps of sound. Additionally, in melody mode, your voice's pitch determines the placement of letters on a musical staff. Explore different voices and enjoy the interactive experience this app offers.

Experience the magic of Doraemon's world through the unique functionality of コエカタマリン. Transform your voice into musical notes and have fun experimenting with various sounds. Dive into the world of Doraemon with this app's creative approach to voice modulation.