Practice Studio
A practice companion that runs in your browser — no app, no sign-up. Hold a drone to train your intonation, keep time with the metronome, and check your pitch with the tuner. Built for strings first, but useful for any instrument.
A3
220.0 Hz
Open strings (cello — C G D A)
Any note
Tone
A4 reference
Volume
Tip: hold the drone on your open-string pitch and play a slow scale against it. Where the beats vanish, you're in tune.
100BPM
Moderato
Tap a beat to change its accent — strong, normal, or muted.
Time signature
Setlist — saved presets
Tempo
Beats per bar
Subdivision
Click sound
+ BPM every
bars, up to
BPM
play bars, then
silence bars
Volume
—
– Hz
♭ −500+50 ♯
Press start and play a note
Instrument
Transpose
Nearest string · tap to hear
A4 reference
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