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Free for singers and choirs

Free tools for
your next practice.

Explore how the voice works, see your own sound, and prepare for auditions. Free to use, from Danny Gutierrez.

01

Explore your voice

See how singing works, and see your own sound as you sing.

3D lab · Free

Vocal Anatomy

See, hear and play the singing voice, from the breath to the ring. Change one thing at a time and hear it, sing through an airway you shape, check your own sound, and train your ear.

  • Six 3D chapters
  • Check my voice
  • Tenor passaggio

Your voice, made visible

Live Voice Lab

Sing, and see what your voice is doing: pitch, vibrato, tone and ring, with a coach that says it in plain words, one sentence at a time. A one-minute checkup tracks your progress on your device.

  • Live pitch & spectrogram
  • A coach in plain words
  • Voice checkup & progress
  • Record & compare

02

Prepare for auditions

Practice the Missouri choir auditions the way they run, with pitch and rhythm feedback.

11/12 · Missouri All-State Choir

Show-Me Sight Studio

Key signatures, melodic sight-singing, and your line in four-part harmony. Run the complete practice audition or focus on one item at a time.

  • Full audition sequence
  • Soprano, alto, tenor, bass
  • Pitch and rhythm feedback

11/12 · Missouri All-State Choir

Exultate Justi Studio

Sing your part of Viadana’s Exultate Justi in Domino with the MCDA muted track, the other three parts singing with you, and get scored out of 5 for accuracy and for intonation.

  • Soprano, alto, tenor, bass
  • Accuracy and intonation out of 5
  • Measure-by-measure feedback

9/10 · Missouri All-District Choir

South Central 9/10 Studio

Sing through the song, scale and sight-reading with the South Central audition tracks, or practise fresh four-measure melodies with 20 seconds to prepare.

  • Song → scale → sight-reading
  • Fresh four-measure melodies
  • 20-second preparation

03

Listen and learn

Conversations about choir, teaching and the work behind the music.

The podcast · Danny & Blake Richter

The Choir Guys

Danny Gutierrez and Blake Richter talk vocal pedagogy, concert programming and stories from the classroom, with guest interviews.

  • Choral conversations
  • Teaching ideas
  • Guest interviews
(opens YouTube in a new tab)

Personal feedback from Danny

Practising for something? Let me listen.

Send a recording of your audition piece, your solo or your choir. I’ll listen closely and send back personal recorded feedback with clear next steps.