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Welcome to the File Converter

Upload your file to start converting. Choose a file from your device or use a remote file link.

${shortenFileName(item.file_name)} ${formatBytes(item.file_size)}
Output:
Add ${items.length} files

How to Convert Au to OPUS?

  1. Click the “Choose AU Files” button and select your AU file
  2. Click on the “Convert” button to start the conversion
  3. When the status changes to “Done”, click the "Download OPUS" button

Convert Any AU to OPUS

This tool supports converting many types of Au to OPUS. Convert to OPUS.

Best Au Converter

Convert your Au with perfect quality, size, and compression. Plus, you can also batch convert Au using this tool.

Free & Secure

Our Au Converter is free and works on any web browser. We guarantee file security and privacy. Files are protected with 256-bit SSL encryption and automatically delete after a few hours.

OPUS 是一种高效的音频编码格式,专为语音和音乐优化,广泛用于网络流媒体、视频会议及 VoIP。其支持低延迟和高质量的音频压缩,尤其适用于动态网络环境。OPUS 格式在保持高音质的同时显著减少了文件大小,确保了快速传输和播放。推荐使用 [VLC](https://www.videolan.org/) 和 [Foobar2000](https://www.foobar2000.org/) 播放。

如何打开和播放OPUS文件?

OPUS 文件可以使用多种工具进行打开和播放。最常用的选择包括: - 播放器:[VLC](https://www.videolan.org/)、[Foobar2000](https://www.foobar2000.org/)、[Winamp](https://www.winamp.com/) - 浏览器:Firefox、Chrome、Opera 等现代浏览器原生支持 OPUS 格式。 无论您选择哪种工具,操作都非常简单:只需双击文件或右键选择“打开”即可。如果您需要将 OPUS 文件转换为其他格式,FFmpeg 提供了强大的命令行工具,例如 `ffmpeg -i input.opus output.mp3`。

Your Data, Our Priority

At AllConverter, we go beyond just converting files—we protect them. Our robust security framework ensures that your data is always safe, whether you're converting an image, video, or document. With advanced encryption, secure data centers, and vigilant monitoring, we've covered every aspect of your data's safety.

Learn more about our commitment to security

SSL/TLS Encryption
Secured Data Centers
Access Control and Authentication
Firewall & IDS/IPS