The vocal trainer app SWIFTSCALES was created by singers, for singers. It's the first app to allow singers to train and warm up their voices in a real-time and personalized way.

No musical knowledge is required, and the app is suitable for both beginners and experienced singers. It is the best app for vocal training and voice warm-up.

It works like a real piano and gives the singer the opportunity to learn to sing as if they are training with a vocal coach.

The SWIFTSCALES app allows the user to customize and control every session, from the speed to the pitch, the tone, and the volume.

It works on both the Android and iOS platforms, and is compatible with the Apple iPhone and iPad.

The user can record the voice and play it back to check and improve his or her pronunciation.

It allows the user to create and share the voice recordings.

It works as a virtual vocal coach, and the voice recordings can be used by the user to get the best sound.