Welcome to this site!
I made this homepage to help you who hesitated about singing favorite song because of your voice range.
If you can't sing because of your voice range, adjust karaoke mixer.This site compare your voice range and the range of the song that you want to sing!
How to use is really simple!
1st Input your voice range.
2nd Input the range of the song that you want to sing.
3rd Click [tune up!]
Then this site shows you how much you have to pitch up or down.
To protect your throat and the ear of the karaoke companion, LET'S TUNE UP!