MP3 Normalizer
Universal version latest seen at v2.0.2 · Reported by 1 Mac in the community.
Sighting data is community-sourced — version availability and pricing should be verified with the developer.
MP3 Normalizer is an audio mastering utility for macOS that automatically adjusts the volume levels of MP3 files and other audio formats to a consistent loudness standard. It is used by podcasters, audiobook producers, music enthusiasts, and anyone managing large audio libraries who wants uniform playback levels across tracks. The app handles batch processing of large collections, supports metadata and artwork transfer, integrates with Apple Music and AudiobookShelf, and includes audio effects like fade in/out and silence trimming. A native Apple Silicon build has been confirmed running on Macs in the Rosetta Check community.
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1 suggestionMP3 Normalizer is available as a native Apple Silicon build. To upgrade from your Intel version to the native build, visit the official Amvidia website at amvidia.com/mp3-normalizer and download the current installer — it will automatically serve the Universal Binary version on M-series Macs. Alternatively, if MP3 Normalizer was installed via the Mac App Store, open the App Store, navigate to the Updates tab, find MP3 Normalizer, and click Update to pull the native version. After upgrading, your existing settings, normalisation profiles, and library data will carry over automatically. You can expect noticeably faster batch processing and improved responsiveness on Apple Silicon.
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