Is this tool private?

Yes. All processing happens locally in your browser. No data is uploaded.

What extras does this tool have?

Extras: (1) Core function, (2) Batch mode, (3) Copy results, (4) Download, (5) History, (6) CSV export, (7) Custom options, (8) Validation, (9) Warnings, (10) Stats, (11) Multi-format, (12) Configurable, (13) Preview.

Audio Runs in your browser

Audio Noise Floor Reference

Reference for noise floor levels, dBFS scales, and SNR calculations. 100% private. 100% private.

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SNR calculator

Signal level (dBFS)

Noise floor (dBFS)

SNR: 70.0 dBHigh quality

Linear signal amplitude: 0.1000 · Linear noise: 0.000032

Format noise floor table

8-bit PCM-48.2-42.048 dB

16-bit PCM (CD)-96.3-93.096 dB

24-bit PCM (Studio)-144.5-130.0144 dB

32-bit float-1528.0-760.01528 dB

MP3 128 kbps-90.0-75.075 dB

MP3 320 kbps-96.0-88.088 dB

AAC 256 kbps-96.0-88.088 dB

FLAC (lossless)-96.3-93.096 dB

Columns: theoretical floor · typical floor · dynamic range (dBFS / dBFS / dB)

Bit depth recommendation

Target SNR (dB)

Recommend: 24-bit (24-bit PCM)

Covers up to 144 dB range with margin.

16-bit PCM (CD)24-bit PCM (Studio)32-bit floatFLAC (lossless)

Dither recommendation

From bit depth

To bit depth

TPDF dither, lightly noise-shaped

Reference for noise floor levels, dBFS scales, and SNR calculations. 100% private. 100% private. Everything runs locally in your browser — your data never leaves your device.

How to use

Enter your input in the tool above.
Adjust any options to your preference.
Use the Copy or Download buttons to save the result.
Everything happens locally — your data never leaves your browser.

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