Free Online Ukulele and Guitar Tuner

How to Use This Tuner

🎙️ Allow Microphone

Click "Start Tuning" and grant permission. Your audio is processed locally on your device.

🎵 Pluck a String

Pluck one string clearly. Play in a quiet environment for the most accurate pitch detection.

🎯 Read the Meter

Check the needle. If it's left of center, you're flat; if right, you're sharp.

✅ Tune to Green

Turn the peg slowly until the meter turns green. Repeat for all strings.

Why Use Tuner Buddy?

  • 💻 No app or plugin download required
  • 🔒 Privacy-first: audio stays on your device
  • ⚡ Pro-level sub-cent accuracy (±0.1 cents)
  • 🎸 One tool for both Ukulele and Guitar
  • 📱 Fully optimized for mobile and desktop

FAQ

Is this tuner free?

Yes, Tuner Buddy is 100% free and will remain so. We believe every musician should have access to a high-quality tuner without paying for an app.

What instruments do you support?

Currently, we support Ukulele (Standard Tuning) and Guitar (Standard Tuning). We plan to add more instruments and alternate tunings in the future.

How accurate is it?

Our tuner is sub-cent accurate, meaning it can detect pitch differences smaller than 1/100th of a semitone (±0.1 cents).