A smart app which can hear to understand practicing songs!

No dependency on any hardware, LIAN App follows your practicing songs just like a teacher. At the end, it output review scores.

LIAN App makes practicing easier!

  • Students: Help you to review practicing songs. Find out fault pitches or rhythms in time, so you can correct them in time. Let you practice more efficiently, and get solider foundation.
  • Teachers: Help you to supervise students' practicing activities at home. For class time reduce the requirement of basic problems about pitch/rhythm.
  • Parents: Help you to understand songs. No longer worry about your misunderstanding of music. Practicing target is clear, practicing records are saved.

Download Lian App »

Smart Follower

With evaluation mode practicing, app follows along on the sheet music as you play.

AI Evaluation

Immediate feedback on pitch and rhythm.

Analysis Report

Overall grade on pitch and timing. Detailed and intuitive presentation.


Teachers can see students' practicing records, and hear the detail.

Pitch Following

With pitch following mode, player follows pitch on sheet, if current pitch is correct, cursor will go ahead.

Mass sheets database

All music sheets can be downloaded freely.