XA vs AU — Comparison & Free Converter
Fast, instant XA to AU conversion. No signup required. Just drop your .xa file and get .au in seconds.
Batch Settings
在数字音频的世界里，文件格式的转换是家常便饭。XA和AU，作为两种各有特色的音频封装，在特定场景下都有其独到之处。XA文件常用于早期游戏或嵌入式系统，以其高效的压缩和流媒体播放能力而闻名。而AU文件，作为Sun Microsystems开发的标准音频格式，在UNIX和早期互联网环境中有着广泛的应用，音质通常较为原始和纯净。当您需要将XA音频转换为AU格式时，无论是为了兼容性、编辑处理，还是在不同平台间流畅播放，一个可靠、便捷的转换工具就显得尤为重要。我们深知您对音质和效率的追求，因此致力于提供稳定且高质量的XA到AU转换服务，让您的音频文件转换过程简单顺畅。
- 老游戏音频提取与再利用
- 跨平台音频兼容性处理
- 专业音频编辑前期准备
在中国大陆、台湾及新加坡，虽然XA格式的应用场景相对小众，但在一些怀旧游戏社群和特定嵌入式开发领域仍有需求。将XA转换为AU，有时是为了便于在现代操作系统或音频编辑软件中打开和处理，尤其是对于一些早期的PC游戏或街机模拟器资源。
About XA to AU Conversion
XA or AU — which format should you use? The answer depends on your needs. Here's a quick breakdown.
XA is a widely used file format. It has common platform support. AU is a widely used file format. It has common platform support.
So when should you convert XA to AU? This conversion is ideal when you When you need a AU file. This conversion helps you convert between formats quickly.
Converting XA to AU maintains high quality with CocoConvert's optimised encoder settings.
If you've decided AU is the right choice, CocoConvert makes the conversion effortless. Upload your .xa file, pick AU, and click Convert — done in seconds. The converter runs on secure servers in Germany, powered by FFmpeg, Sharp, and qpdf. Files are encrypted via TLS and erased within 24 hours.
Free tier: 5 files/hour, 250 MB each. Pro: 100 files/hour, 5 GB each. Works in every modern browser on desktop and mobile.
How to Convert XA to AU
- 1
Choose your XA file
Upload your .xa file using drag-and-drop or the file browser. Batch mode lets you add multiple files.
- 2
Set format to AU
Select .au from the output options. The converter applies optimal quality settings automatically.
- 3
Run the conversion
Click Convert. Server-side processing means your device stays fast — even for large audio files.
- 4
Get your AU file
Download your converted file instantly. Batch downloads are available as a zip archive.
What Happens When You Convert XA to AU
Your XA file is decoded and re-encoded as AU.
Your XA file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in AU format
The converted file is ready for download
Format Comparison
XA
.xa file
| Extension | .xa |
| MIME Type | audio/x-xa |
| Category | Audio |
AU
.au file
| Extension | .au |
| MIME Type | audio/basic |
| Category | Audio |
Should You Convert XA to AU?
When to Convert
- ✓When you need a AU file
Frequently Asked Questions
Should I use XA or AU?
It depends on your goal. XA preserves full quality. AU preserves full quality. Choose based on whether file size or quality matters more for your use case.
Is AU higher quality than XA?
Not necessarily. Converting XA to AU maintains high quality with CocoConvert's optimised encoder settings. Quality depends on the compression type and settings, not just the format name.
Can I convert XA to AU on Mac and Windows?
Yes. CocoConvert is a web-based tool that works in all modern browsers — Chrome, Safari, Firefox, Edge — on any operating system including macOS, Windows, Linux, iOS, and Android.
Is CocoConvert free for XA to AU?
Yes. Free users get 5 conversions per hour (250 MB each). Pro subscribers unlock 100 files per hour, 5 GB per file, and priority processing.
What tools does CocoConvert use for XA to AU?
CocoConvert uses FFmpeg for audio/video, Sharp for images, and qpdf for documents — the same open-source libraries used by Netflix, YouTube, and major enterprise platforms.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.