Precision Instrument Tuner
Real-time pitch detection with a smooth, easy-to-read gauge. Perfect for piano, guitar, voice, and more.
🔍 Ready to tune? Allow microphone access to begin.
Detected Note
—
Flat
In Tune
Sharp
-50-250+25+50
— Hz
Tip: Play clear, sustained notes for best accuracy. Clarity score should be above 65% for reliable detection.
Instrument Reference Guide
Use this tuner with any musical instrument! Below you'll find standard tunings for various instruments. All notes are shown from lowest to highest pitch (lowest note on the left).
Guitar (Standard)E₂ A₂ D₃ G₃ B₃ E₄
Bass Guitar (Standard)E₁ A₁ D₂ G₂
ViolinG₃ D₄ A₄ E₅
ViolaC₃ G₃ D₄ A₄
CelloC₂ G₂ D₃ A₃
Double BassE₁ A₁ D₂ G₂
MandolinG₃ G₃ D₄ D₄ A₄ A₄ E₅ E₅
Ukulele (Standard)G₄ C₄ E₄ A₄
Banjo (5-string)G₄ D₃ G₃ B₃ D₄
Otamatone (Standard)C₄ to C₆ (Full range)
Note: The ukulele and banjo are listed with their standard string order, not necessarily from lowest to highest pitch. The otamatone covers a full two-octave range from C4 to C6 in standard configuration.
Pro Tips
- Play steady, sustained notes for the most accurate readings
- Aim for a clarity score above 65% - adjust microphone position if needed
- For guitar/bass, pluck individual strings and let them ring
- For voice, hold a steady "ah" or "oo" sound
- Reduce background noise for better detection accuracy