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Skip to contentRough musical key estimate from chroma analysis. Use Tentaco Music Key Detector to process the file in your browser and download the result — no account.
Full tool — runs in your browser. No sign-up required.
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Music Key Detector accepts the file types listed in the tool UI. Convert unsupported formats first or use a related Tentaco tool.
Only for labeled online steps. The core flow of Music Key Detector stays local.
Practical limits depend on your device and browser memory. Very large files may be slow or fail in Music Key Detector — shrink the file and retry.
After processing, Music Key Detector shows a download action. Save locally; Tentaco does not auto-archive to a cloud library.
Yes, Music Key Detector runs in mobile browsers. For very large media, desktop is often more comfortable.