Verified workspace · YouTube creator tools
Hear the decision before changing the soundtrack.
The full-file measurement, listening preview and deterministic fix workflow is prepared. Your own files run here on the free tier: 3 jobs a day, no account needed.
Compare the prepared loudness resultYour own files run here on the free tier. Inspect the complete measurement and result flow without sharing customer media.
Back to tool finder →Field Notes · Episode 12Preview ready
Integrated−19.6
True peak−0.2
Range17.4
!Peaks may clip near 07:14
↕Spoken level changes are wide
Original + recommended 12-sec previewListen first →
YouTube Audio Loudness Checker & Fixer
Measure first. Hear the difference. Fix only what you confirm.
Check the complete primary audio stream, compare a private short preview and receive a verified result package.
Video limit4 GB · 120 minAudio limit500 MB · 180 minCurrent packagePricing pending
- 1Add media
- 2Measure
- 3Listen & choose
- 4Package
Step 1
Add one finished video or audio file
Preparing encrypted upload0%
32 MB parts can be retried without resending earlier parts. Keep this tab open.Step 2
Measuring the complete primary audio stream
The measurement and two short listening previews do not spend a credit.
Read streamsMeasure EBU R128Build timelineCheck silence & balanceCreate previews
Automated audio evidenceNot an official YouTube target, creative mix verdict or promise that a damaged recording can be repaired.
Source and previews are removed after success, failure, cancellation or expiry.
Step 3
Review measurements and hear the recommendation
Automatic evidence and human listening stay separate.
Choose the package
Target noticeWoluTools defaults and custom values are processing choices, not official YouTube requirements.
Pricing pending
Step 4
Preparing the loudness package
Every changed media output is probed and measured again.
audio-analysis.htmlloudness-timeline.csvprocessing-manifest.jsonOptional fixed MP4, M4A or WAV
Your account
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