Maestro

Song library

Your library

Choose a song to review its setup; playback starts only when you press Start.

Jump to a song

Loading songs…

Hear yourself improveSing along, or turn on your mic for pitch feedback.

Make it yoursYour voice, song key & saved passages

Backing 100% Mute backing Playback speed Count-in Repeat a section (A/B loop)

Song key Original

Move the melody and Maestro backing together, one semitone at a time. Tempo stays the same.

Your singing octave

Sing in the register that feels natural. This adjusts pitch feedback, not the backing. Use Song key to change the audio too.

Sing a steady, comfortable note to calibrate your register.

Section

Loop start (s) Loop end (s)

Snap loop edges to notes and sections

Loop edges snap within 350 ms.

Count in each loop Wait for the right note Target-note synth

tempo/key processor loads with audio

Keep the good parts

Mark a start and end while listening. Save the passage for next time.

Passage name

Listen on Spotify

Hear the original in Spotify’s player. This reference player has its own controls; Maestro’s key changes and karaoke timeline do not control it.

Choose a song to check for its Spotify reference. The player loads only when you ask.

Your practiceRecent sessions & progress

Last result

Complete or stop a pass to review it.

results stay on this device by default

History & coaching

Loading the local session archive…

no raw microphone audio is stored

Advanced settingsDevices, display & test tools

Practice mode

Enable bass practiceAdd matching bass charts to backed songs.

Test tools

Chart type Chart or test fixture

Loading source charts…

Reference audio

Spotify

Checking local Spotify configuration…

OriginalChoose a song

InstrumentalChoose a song

Lock to Maestro timeline Spotify becomes the master clock for play, pause, and seek.

Sync is off

Per-song timing nudge

0 ms

Positive values move Spotify forward. Saved locally for this song.

Audio setup & calibration

Input Output

not connected

Detector Difficulty

signal not checked

no compatible profile

Musical feel offset (ms)

browser output latency: unavailable

Use wired headphones for scoring. Bluetooth and speaker bleed lower confidence.

Mixer

Legacy synthesized fallback Simple local backing track

Drums Electric guitar Bass

Guitar tone Drum room

Studio instruments load with the first song.

Load a song to prepare its always-available backing.

Local backing audio

Optional long-media path; files stay local and are never uploaded automatically.

Load a chart to inspect available stems.

Offline storage

Checking app and cache support…

quota unavailable

Only an explicit selection caches media. Chart metadata is protected from automatic quota eviction.

Display

Note board direction Melody notes Note names Guide ball Karaoke lyrics Reduced motion High contrast

→ Studio
→ Transport Laboratory

ready

View

Score—

Time0:00

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Make a little noise

Find your voice.

A favorite song. A little courage. Your own stage.

Choose a song

Find your voice.

The library is quiet right now

Sync lyrics

Maestro

Choose a song

Find your voice.

Find your next song

The library is quiet right now