HCOM to AU for Audio Workflows
Fast, instant HCOM to AU conversion. No signup required. Just drop your .hcom file and get .au in seconds.
Batch Settings
您是否遇到过这样的情况：某个老游戏的声音文件（HCOM格式）想在现代设备上播放，或是需要将一段音频转换成AU格式以兼容特定的音频编辑软件？HCOM文件虽然在过去的一些特定场景中常见，但其兼容性在当前主流设备和软件中并不理想。AU格式（或称μ-law、A-law音频文件）则因其简洁和跨平台特性，在音频处理和网络传输中仍占有一席之地。我们的工具能帮您轻松实现HCOM到AU的转换，让您的音频文件焕发新生，无论是用于怀旧游戏音效的提取，还是满足专业音频工作的需求，都能得心应手。
- 老游戏音效提取
- 专业音频软件兼容
- 网络电话语音处理
在部分老旧的电信系统和VoIP应用中，AU格式仍被作为标准音频编码，因此在中国大陆、台湾及新加坡等地的相关行业，HCOM转AU的需求偶有出现，尤其是在处理一些历史遗留系统或跨国通讯时。
About HCOM to AU Conversion
Whether you're one of the many musicians, podcasters, and audio engineers who work with HCOM files daily, there comes a time when you need AU instead. HCOM is a widely used file format.
Here's a typical scenario: you receive a .hcom file but your project, platform, or client requires .au. AU is a widely used file format. Rather than searching for desktop software or wrestling with command-line tools, you can convert HCOM to AU online in seconds with CocoConvert.
This conversion is ideal when you When you need a AU file. The conversion helps you convert between formats quickly.
Converting HCOM to AU maintains high quality with CocoConvert's optimised encoder settings.
Behind the scenes, CocoConvert uses industry-standard tools — FFmpeg for audio and video, Sharp for images, qpdf for documents. Your file is uploaded securely (TLS encryption), processed on isolated servers in Germany, and auto-deleted within 24 hours. No account, no watermark, no hidden fees.
Power users can batch convert up to 100 files simultaneously with a Pro subscription, making it practical for production workflows.
How to Convert HCOM to AU
- 1
Drop your file
Drag your .hcom file onto the converter. Need to process many files? Add up to 5 at once (100 for Pro).
- 2
Set output to AU
Pick AU from the format list. The converter automatically tunes settings for the HCOM→AU pair.
- 3
Hit Convert
Processing happens server-side — your browser stays responsive. Most audio files convert in under 10 seconds.
- 4
Download and use
Your .au file is ready to plug into your workflow. Download it or share the link (expires in 24 hours).
What Happens When You Convert HCOM to AU
Your HCOM file is decoded and re-encoded as AU.
Your HCOM 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
HCOM
.hcom file
| Extension | .hcom |
| MIME Type | audio/x-hcom |
| Category | Audio |
AU
.au file
| Extension | .au |
| MIME Type | audio/basic |
| Category | Audio |
Should You Convert HCOM to AU?
When to Convert
- ✓When you need a AU file
Frequently Asked Questions
Who needs to convert HCOM to AU?
This conversion is commonly used by musicians, podcasters, and audio engineers. Typical reasons include convert between formats quickly and ensuring compatibility with downstream tools or platforms.
Can I convert HCOM to AU without losing quality?
Converting HCOM to AU maintains high quality with CocoConvert's optimised encoder settings.
Do I need to install software to convert HCOM to AU?
No. CocoConvert runs entirely in your browser — no downloads, no plugins. It works on macOS, Windows, Linux, iOS, and Android.
How many HCOM files can I convert at once?
Free users can convert up to 5 files per hour. Pro subscribers get 100 files per hour with larger size limits (5 GB per file). Business API users can integrate batch conversion directly into their tools.
Is there an API for HCOM to AU conversion?
Yes. CocoConvert offers a Business API for automated conversions. It supports all the same format pairs available in the web interface, including HCOM to AU.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.