Tuner – Pitch Diagram App

mic off

Ready to tune.

Press Start, allow your microphone, then play or sing one note and let it ring.

Start

Your audio stays on this device. The browser asks for the mic only when you press Start.

Your audio stays on this device.

SETTINGS

In the iOS & Android app

Reference: A4 = 440 Hz
Transposition: C
Note labels: Letters

IN THE iOS & ANDROID APP

What the app adds

Your own reference: Set A4 to 442 Hz, 415 Hz or any other reference.; On the web: A4 = 440 Hz
Transposition: Show note names for B-flat, E-flat or F instruments.; On the web: concert pitch
Note labels: Letter names or solfège.; On the web: letter names

The tuner is free in the apps, with no subscription needed.

MIC HELP

If the mic is blocked, click the lock or microphone icon in your browser's address bar, allow the microphone for this site, then reload the page and press Start.

Nothing happens when you play? Check that the right input is selected in your system's sound settings.