JavaScript is a lightweight, interpreted programming language.

Chord AI
Drop an audio file and get the chords, key and BPM. Free, unlimited, no signup. Your file is analysed in your browser and never uploaded.

Website, pricing, platforms and company facts side by side.
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JST
JavaScript Tutorial
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| Website | appcreator24.com | earchord.com |
| Pricing | — | |
| Company | — | 2026 |
| Listed in | — |
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EarChord is a chord finder for audio files that runs entirely inside the browser. Drop in a track you already have and it returns the chord progression along the timeline, the key of the song and the tempo in BPM. There is no account, no daily limit and no upload step: the browser decodes the...
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