ThinkVault ToolsMetronome

Creative & Digital

Metronome

20–400 BPM, 1–12 beats per bar, tap tempo, four subdivisions and first-beat accents. Adjust tempo during playback. Stopping or leaving the page ends the sound.

120BPM

Subdivision

Space to start or stop when not editing a control.

Stopped

1 / 4

Waveform

Spectrum

Solo click bypasses mute. The volume slider still applies.

Tempo presets

Export WAV

PCM 16-bit · 1–600 seconds. Uses current volume, mute, accent and subdivision settings.

Sample rate

Clicks, tap tempo and WAV generation run in your browser without uploads. Presets you choose to save remain on this device. Delete them individually or clear this site's data.

Method and common questions

Method and scope

Clicks are scheduled against the Web Audio clock at 20–400 BPM, with 1–12 beats per bar and 1, 2, 3 or 4 subdivisions per beat. Tap tempo averages up to five recent taps and restarts after a gap over three seconds. Accents repeat each bar. WAV export uses current volume, mute, accent and subdivision settings: 44.1/48 kHz, 16-bit PCM, 1–600 seconds.

Limits

Clicks, tap tempo and WAV generation run in your browser without uploads. Presets you choose to save remain on this device. Delete them individually or clear this site's data.

Background tabs, power saving and audio latency can affect playback. Background playback is not guaranteed. Stop, hiding or leaving the page silences playback. Solo click bypasses mute but respects volume. Long WAV files require more memory; cancelled exports never offer a late download.

Method

Clicks are scheduled against the Web Audio clock at 20–400 BPM, with 1–12 beats per bar and 1, 2, 3 or 4 subdivisions per beat. Tap tempo averages up to five recent taps and restarts after a gap over three seconds. Accents repeat each bar. WAV export uses current volume, mute, accent and subdivision settings: 44.1/48 kHz, 16-bit PCM, 1–600 seconds.

Last checked: 2026-10-27

Web Audio API

FAQ

Is this a certified assessment?
No. Review the method and limits. Device timing, dictionary or random sampling is not external certification.
Where are presets saved?
Clicks, tap tempo and WAV generation run in your browser without uploads. Presets you choose to save remain on this device. Delete them individually or clear this site's data.
Tool options

Add to your home screen

Add to your home screen to open the tools in a standalone window.

Scan the QR code on your phone, open the site and add it to your home screen.

Generating QR code…

https://hkdatalab.com/en

Desktop/Android: if no install button appears, use Install app or Add to Home Screen in your browser menu. Availability depends on the browser.

Some cached pages may reopen offline, but not all pages will work. New pages, updated rates and quotes need a connection.