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Before Using
This page distributes music file processing tools.
All software below has been virus-checked with VirusTotal , so you can use them with confidence.
All software here is Windows only .
These tools are designed for use with Windows Terminal. For better usability, please refer to Windows Terminal Recommended Settings .
Software List
FFmpeg Auto Installer (Updated 2025-11-03)
Anyone can easily install the latest version of FFmpeg without confusion
using this tool.
All software here requires FFmpeg , so please be sure to install it
together.
Audio Analyzer (Updated 2025-11-03)
A tool for detailed analysis of audio quality in WAV/FLAC/M4A files. Uses FFmpeg's ebur128 filter and performs
measurements in full compliance with the EBU R128 standard .
LUFS Unifier (Updated 2025-11-16)
For multiple WAV/FLAC/ALAC files, automatically performs:
Lossless conversion of FLAC/ALAC files to WAV
Removal of silence at beginning and end
Unifying LUFS using linear gain adjustment
only to normalize perceived volume
Conversion to ALAC files
High-quality conversion to CD format (44.1kHz/16bit) (optional selection available)
LUFS Unifier Simple (Updated 2025-11-16)
LUFS Unifier Simple is a streamlined version that removes the silence cutting and ALAC conversion features from
the standard version (LUFS Unifier), focusing solely on LUFS unification processing.
Advanced LUFS Unifier (Updated 2025-12-02)
A tool that uses a limiter to slightly increase sound pressure before equalizing perceived volume, particularly
useful when there are extreme volume differences between tracks.
Audio Gain Adjuster (Updated 2025-11-03)
A simple tool for adjusting the volume (gain) of WAV/FLAC/ALAC files.
True Peak Adjuster (Updated 2025-11-26)
A tool that precisely adjusts the True Peak of audio files to -0.1 dBTP.
A dedicated tool for converting various audio file formats to CD standard format (44.1kHz/16bit) WAV files.
WAV ⇄ ALAC Converter (Updated 2025-12-04)
A high-quality bidirectional converter for converting between WAV files and ALAC (Apple Lossless) files.
WAV ⇄ FLAC Converter (Updated 2025-12-04)
A high-quality bidirectional converter for converting between WAV files and FLAC (Free Lossless Audio Codec)
files.
FLAC ⇔ ALAC Converter (Updated 2025-12-04)
A lossless audio format converter that provides bidirectional conversion between FLAC (Free Lossless Audio Codec)
and ALAC (Apple Lossless Audio Codec) formats.
A tool that batch extracts tag information (metadata) from music files and outputs it to a CSV file.
A tool that reads metadata from multiple audio files (WAV, FLAC, M4A), formats it in a specified format, and
copies it to the clipboard.
Nu HTML Validator (Updated 2025-12-06)
A standalone HTML validation tool using the Nu Html Checker (vnu.jar).
Disclaimer
Use of distributed software is at your own risk.
The developer assumes no responsibility for any changes or losses in audio quality resulting from audio file
processing.
It is strongly recommended to back up important files beforehand.
For commercial use, please comply with relevant copyright laws and license agreements.
The developer assumes no responsibility for any damages arising from the operation of these tools.
Tools may stop working in the future due to Windows specification changes or FFmpeg updates.
Support is generally not provided.
Developer: Noriya
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First Draft
November 3, 2025
Last Updated
December 6, 2025
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