Harmony Helper is a 24/7 digital rehearsal room in your back pocket. Designed for singers at all levels, it’s a singing app that allows you to get real-time feedback on any song. Practice your custom vocal part without the pressure and constraints of a live setting. Harmony Helper is made by singers for singers, and is truly “A Singer’s Best Friend.” Our patented technology makes it possible to learn any song, giving accurate feedback on pitch and timing as you sing. Whether you’re practicing t