TuneUniversal

TuneUniversal

Online Contrabass tuner

Tune Contrabass online with your microphone. Reference notes: Mi - La - Re - Sol.

Digital tuner
Lock selected stringRecommended: choose a string and the tuner stays on that target.

Reference tone

Mi1 / 41.2 Hz

All-string check

Strum all open strings once to see which strings are out of tune.

FlatIn tuneSharp

Detected note

--

Frequency--
Cents--
TargetMi1

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Contrabass Standard Strings: Mi - La - Re - Sol

+/-5 cents = In tune

Move the instrument closer to the microphone.

Play one open string and let it ring.

Use Manual mode in noisy rooms.

How it works

  1. Select Contrabass in the tuner.
  2. Allow microphone access.
  3. Play one string or note at a time.
  4. Tune until the indicator is centered.

FAQ

Does the Contrabass tuner work on mobile?

Yes. Open TuneUniversal in your browser and allow microphone access.

Which reference notes are included?

This tuner page uses these reference notes: Mi - La - Re - Sol.