Audio Analyzer

LUFS, True Peak, BPM, Key, Stereo Width, Frequency Spectrum — everything runs locally in your browser. No uploads.

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Drop an audio file to analyze

MP3, WAV, FLAC, AAC, OGG supported

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LUFS-I

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Integrated Loudness

TRUE PEAK

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dBTP

TEMPO

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BPM

KEY

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STEREO WIDTH

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M/S Ratio

Short-term Max—

Loudness Range—

RMS Level—

Crest Factor—

Phase Correlation—

Peak dBFS—

Frequency Spectrum

Stereo Field

Streaming Platform Targets

100% local processing — your audio never leaves your device

Analyzing audio...