Online Violin Tuner – Free, Accurate & Instant

🎻 Online Violin Tuner

Tune your violin in seconds • Real-time pitch detection • Visual feedback

🎯 Detect Your Pitch

Tap the button below while playing your violin open string. The tuner will instantly detect the pitch.

Detecting...
0 Hz

🎼 Visual Gauge

Watch the gauge show if you're flat, in-tune, or sharp.

💡 Tip: Start with A string, then D, G, E. This order minimizes re-tuning.

📖 How to Use This Tuner

  1. Click "Allow" when browser asks for microphone permission
  2. Select the string you are tuning (G, D, A, or E)
  3. Hold your violin bow on the open string
  4. Click the TAP button and play your open string
  5. Watch the gauge - needle points to flat (left) or sharp (right)
  6. Adjust your fine tuners until the gauge centers (green)
  7. Repeat for all four strings
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