Yes, all UtilsHub tools are completely free. No registration, no hidden fees.

Do I need to sign up?

No, all tools work instantly without login or registration.

Do I need to download anything?

No, all tools run directly in your browser. No downloads required.

Yes, UtilsHub works on phones, tablets and computers. All tools are mobile-friendly.

Use Instrument Tuner online for free, no download required. UtilsHub offers hundreds of fun online tools.

Use the microphone to detect the fundamental frequency and show the nearest note with cent deviation.

0 Hz

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Click "Start tuning" and play a note toward the microphone.

Instrument Tuner is a free online tool. Detect pitch from your mic and tune guitar, ukulele and more.