欢迎使用智能文件转换平台

上传文件开始转换，支持本地文件上传或远程链接导入

${shortenFileName(item.file_name)} ${formatBytes(item.file_size)}

输出格式：

已上传 ${items.length} 个文件

Convert

如何将Alac文件转换为OPUS？

点击「选择ALAC文件」按钮上传您的源文件
点击「立即转换」启动智能转码流程
状态显示「转换完成」后，点击「下载OPUS」获取文件

Convert Any ALAC to OPUS

This tool supports converting many types of Alac to OPUS. Convert MP3, AAC, WAV, FLAC, AIFF, OGG, M4A, WMA, OPUS, AC3 to OPUS.

Best Alac Converter

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

Free & Secure

Our Alac 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.

What is an ALAC file?

ALAC (Apple Lossless Audio Codec) is a lossless audio format developed by Apple, commonly using the .m4a file extension. It is widely used in the Apple ecosystem and provides lossless compression, ensuring that audio files retain all their details without any loss in quality. ALAC is suitable for music production, recording, and audio editing.

How to open and play an ALAC file?

ALAC files can be opened and played using various tools. The most popular choices include [iTunes](https://www.apple.com/itunes/), [QuickTime](https://support.apple.com/downloads/quicktime), [VLC](https://www.videolan.org/), and [Foobar2000](https://www.foobar2000.org/). These tools support not only ALAC files but also a wide range of other audio formats. On Apple devices, you can use the built-in Music app to play ALAC files. On Windows and macOS systems, you can also use built-in media players to play ALAC files. On Linux systems, the `ffplay` command-line tool (part of FFmpeg) can be used to play ALAC files. Regardless of the tool you choose, the process is straightforward: simply double-click the file or right-click and select 'Open'. If you need to convert an ALAC file to another format, FFmpeg provides powerful command-line tools, such as `ffmpeg -i input.m4a output.mp3`.

Developed by: Apple Inc.
Initial Release: 2004
Useful links:

https://en.wikipedia.org/wiki/Apple_Lossless

https://www.videolan.org/vlc/index.html

https://ffmpeg.org/

What is an OPUS file?

OPUS is an efficient audio codec optimized for both speech and music, widely used for internet streaming, video conferencing, and VoIP. It supports low latency and high-quality audio compression, making it ideal for dynamic network conditions. OPUS maintains high audio quality while significantly reducing file size, ensuring fast transmission and playback. Recommended players include [VLC](https://www.videolan.org/) and [Foobar2000](https://www.foobar2000.org/).

How to open and play an OPUS file?

OPUS files can be opened and played using various tools. The most popular choices include: - Players: [VLC](https://www.videolan.org/), [Foobar2000](https://www.foobar2000.org/), [Winamp](https://www.winamp.com/) - Browsers: Firefox, Chrome, Opera, and other modern browsers natively support OPUS. Regardless of the tool you choose, the process is straightforward: simply double-click the file or right-click and select 'Open'. If you need to convert an OPUS file to another format, FFmpeg provides powerful command-line tools, such as `ffmpeg -i input.opus output.mp3`.

https://en.wikipedia.org/wiki/Opus_(audio_format)

https://opus-codec.org/

https://trac.ffmpeg.org/wiki/Encode/Opus

https://wiki.multimedia.cx/index.php/Opus