Did you give up your dream being singer because of expensive lesson fee? Then, how about doing practice with this app? Voice Warm Ups Sing a song some scale phrases with Sori! She will inform you how correct you are, how great you are! Training You can practice sigth-singing. There are many type of pattern for you. =============================================== Update 2022-10-21 4 New training phrase added - 4~7th interval practice Modify: The formula of getting score and reward is modifi