A metronome that never drifts.
Why a web metronome can drift, how this one keeps exact time on the audio clock, and what your speakers add that no page can see.
By Suraj Kumar2 min read
A click that is a few milliseconds late each beat soon sounds wrong.
The audio clock.
Each click is put on the browser's audio clock a little ahead of time, at the start plus a whole number of beats, as Chris Wilson's 'tale of two clocks' describes. It never adds beats up step by step, so it cannot drift.
Tempo from a song.
Tap along, or drop a song and its tempo is found from its sound on your device.
What it cannot see.
Speakers and Bluetooth headphones add their own delay, which no page can measure; wired headphones add the least.
Further reading
Topics: metronome · online metronome · accurate metronome · click track · bpm
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