TTA vs AU — Comparison & Free Converter
Fast, instant TTA to AU conversion. No signup required. Just drop your .tta file and get .au in seconds.
Batch Settings
您是否正寻找将珍贵的TTA音频文件转换为AU格式的方法？无论是为了老牌音频软件的兼容性，亦或是为了特定的媒体平台需求，我们深知音频格式转换在数字生活中扮演着重要角色。TTA以其无损压缩的特性，在追求音质的圈子里拥有一席之地，而AU格式则以其在Unix和早期Mac系统中的广泛支持而闻名。面对各种复杂的转换工具，我们致力于提供一个简洁、高效且易于操作的解决方案，让您的音频转换过程变得轻而易举。无需繁琐的设置，只需几步，即可将您的TTA文件高质量地转换为AU，确保音质不打折扣，满足您在不同场景下的使用需求。
- 游戏音效素材适配
- 老旧Mac系统音频编辑
- 专业音频工作流兼容
在大陆、台湾和新加坡地区，AU格式虽然不如MP3或WAV普及，但在特定的专业音频制作或旧有系统兼容性方面仍有其应用价值，尤其在处理一些历史遗留的音频项目时。考虑到微信等社交平台对音频格式的兼容性，转换为更通用的格式通常是更好的选择。
About TTA to AU Conversion
TTA or AU — which format should you use? The answer depends on your needs. Here's a quick breakdown.
TTA 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 TTA to AU? This conversion is ideal when you When you need a AU file. This conversion helps you convert between formats quickly.
Converting TTA 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 .tta 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 TTA to AU
- 1
Choose your TTA file
Upload your .tta 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 TTA to AU
Your TTA file is decoded and re-encoded as AU.
Your TTA 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
TTA
.tta file
| Extension | .tta |
| MIME Type | audio/x-tta |
| Category | Audio |
AU
.au file
| Extension | .au |
| MIME Type | audio/basic |
| Category | Audio |
Should You Convert TTA to AU?
When to Convert
- ✓When you need a AU file
Frequently Asked Questions
Should I use TTA or AU?
It depends on your goal. TTA 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 TTA?
Not necessarily. Converting TTA 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 TTA 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 TTA 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 TTA 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.