or click to choose — nothing is uploaded, decoding happens in your browser
*True peak is estimated via 4× oversampling and catches
inter-sample peaks that the sample peak misses. Loudness follows
ITU-R BS.1770 (K-weighting + gating); values match streaming
LUFS meters within a fraction of a dB. Loudness range follows
EBU Tech 3342. Tempo and key are quick reads — the
BPM & Key Finder shows the runner-ups and lets you check them by ear.