Findaway Voices Audiobook Loudness Checker
Check an audiobook chapter against the −23 to −18 LUFS window Findaway/library distributors accept, with peaks ≤ −3 dBFS.
Beyond ACX, audiobook distributors like Findaway Voices (now powering Spotify Audiobooks) accept a −23 to −18 LUFS loudness window with a −3 dBFS peak ceiling — looser than ACX's −23/−18 dB RMS rule but aimed at the same comfortable, consistent listening level across a library catalogue.
🔒 Everything runs in your browser via the Web Audio API — your audio is never uploaded.
Check an audiobook chapter against the −23 to −18 LUFS window Findaway/library distributors accept, with peaks ≤ −3 dBFS.
About Findaway Voices Audiobook Loudness Checker
Check an audiobook chapter against the −23 to −18 LUFS window Findaway/library distributors accept, with peaks ≤ −3 dBFS. Beyond ACX, audiobook distributors like Findaway Voices (now powering Spotify Audiobooks) accept a −23 to −18 LUFS loudness window with a −3 dBFS peak ceiling — looser than ACX's −23/−18 dB RMS rule but aimed at the same comfortable, consistent listening level across a library catalogue.
How to use Findaway Voices Audiobook Loudness Checker
- 1Drag a file onto Findaway Voices Audiobook Loudness Checker, or click to choose one — it is analysed locally and never uploaded.
- 2Wait a moment while the tool processes the file entirely in your browser.
- 3Read the result, metrics and pass/fail verdict.
- 4Copy or export the report for your delivery, QC log or records.
Why use Findaway Voices Audiobook Loudness Checker?
- ✓Analyses your file entirely in your browser — it is never uploaded, so even confidential masters stay private.
- ✓Built on a published reference: Findaway Voices audio specifications.
- ✓100% free with no sign-up, no watermark and no usage limits.
- ✓Works on any device — desktop, tablet or phone — and keeps working offline once loaded.
Frequently asked questions
What does Findaway Voices Audiobook Loudness Checker do?+
Check an audiobook chapter against the −23 to −18 LUFS window Findaway/library distributors accept, with peaks ≤ −3 dBFS. Beyond ACX, audiobook distributors like Findaway Voices (now powering Spotify Audiobooks) accept a −23 to −18 LUFS loudness window with a −3 dBFS peak ceiling — looser than ACX's −23/−18 dB RMS rule but aimed at the same comfortable, consistent listening level across a library catalogue.
Is my file uploaded to a server?+
No. Findaway Voices Audiobook Loudness Checker processes your file entirely in your browser using local JavaScript and the Web platform — your media never leaves your device, so it is safe for unreleased or confidential content.
What standard or source is Findaway Voices Audiobook Loudness Checker based on?+
It follows Findaway Voices audio specifications; AES TD1004. Always confirm against the current official document, as specifications and rates can change.
Is Findaway Voices Audiobook Loudness Checker free to use?+
Yes — it is completely free with no account, no sign-up and no usage limits. There is no watermark and no paywall.
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