Loudness meter calculator

Tool

Run the tool

Add your inputs below and Ubetoo will return the result, output, or generated file in the result panel.

Manual loudness sample

Upload audio Enter readings

Song file

Add one song

Drop one song here or browse for it, and the tool will use that file as the source for analysis or conversion.

No song selected yet Audio files

MP3 WAV FLAC M4A / AAC OGG / OPUS AIFF

Upload one song and the tool will read loudness, true peak, and related quality metrics.

Integrated LUFS

Loudness range (LU)

True peak (dBFS)

Reset

What you can do here

Common ways this tool gets used

Uploaded master -> integrated LUFS, loudness range, and true peak

How to use this tool well

Upload mode is the quickest way to turn a master into a practical loudness report.
Manual mode is useful when the meter readings already came from your DAW or mastering suite.

Quick examples

Uploaded master -> integrated LUFS, loudness range, and true peak

Related tools

Frequently asked questions

What is the loudness meter calculator built for?

Read integrated loudness, true peak, and loudness range from an uploaded file, or log the meter values manually when you already have them from another chain.

Should I upload files or use manual entry in the loudness meter calculator?

Upload audio is best when you want to upload audio file. Enter readings is best when you want to set integrated lufs, loudness range (lu), and true peak (dbfs).

Which inputs matter most on the loudness meter calculator page?

On this page, the key inputs are integrated lufs, loudness range (lu), and true peak (dbfs).

What file types or import layouts does the loudness meter calculator accept?

Uploads: Upload one song and the tool will read loudness, true peak, and related quality metrics.

What will the loudness meter calculator return after I run it?

The result panel leads with the main answer, then adds supporting metrics, notes, and downloadable output files when the workflow generates new media. It validates the inputs and builds a structured result in the page, which is helpful when the workflow needs richer formatting or multiple outputs.

How do I get the best result from the loudness meter calculator?

Upload mode is the quickest way to turn a master into a practical loudness report. Manual mode is useful when the meter readings already came from your DAW or mastering suite. Typical use cases include Uploaded master -> integrated LUFS, loudness range, and true peak.