Convert MKV to AAC Online — Free & Fast | AnyConv

MKV to AAC Converter

Quickly convert multiple mkv files to aac — free & online.

Drag & drop your files here or click to upload

How to convert MKV to AAC online

Follow these simple steps to convert mkv files to aac using AnyConv. It works on all devices — Windows, Mac, Linux, iPhone, Android.

Upload your MKV file

Drag & drop your file into the upload area. You can also click to select it manually. Max file size: 100 MB.

Start converting

Hit the “Convert” button to turn your MKV into AAC. The process usually takes just a few seconds.

Download your AAC

Once ready, download your converted file instantly. The download link is private and only works on your device.

What is a MKV file?

MKV (Matroska Video) is a flexible, open-standard container format capable of holding unlimited video, audio, subtitle tracks, and metadata. It’s popular for high-quality video content, including HD and Blu-ray rips.

MKV is widely supported and ideal for movies, series, and complex media projects. It’s open-source and favored for its advanced features and strong compression support.

How to open MKV files

MKV files are supported by VLC, MPC-HC, KMPlayer, and many smart TVs and media servers. It's a preferred format for high-definition video and multiple tracks.

Use AnyConv to convert MKV to MP4 or another format for broader compatibility.

Key facts about MKV

  • Full name: Matroska Video File
  • Extension: .mkv
  • MIME type: video/x-matroska
  • Developed by: Matroska.org
  • Initial release: 2002

Useful links and resources

What is a AAC file?

AAC, or Advanced Audio Coding, is a widely used audio format known for delivering high-quality sound at relatively low bitrates. Developed as the successor to MP3, it became popular for streaming and digital distribution thanks to its efficient compression algorithms and broad device support.

AAC is the default format for Apple’s iTunes, iOS devices, and YouTube audio. It supports multi-channel audio, a wide frequency range, and features like perceptual noise shaping, making it a favorite for music, podcasts, and even broadcasting.

How to open AAC files

You can open AAC files with most modern media players like VLC, iTunes, Windows Media Player, and QuickTime. They’re also supported on smartphones and tablets without any additional software.

If you need to convert AAC to MP3 or another format, AnyConv provides an easy online tool for quick conversion.

Key facts about AAC

  • Full name: Advanced Audio Coding
  • Extension: .aac
  • MIME type: audio/aac
  • Developed by: Fraunhofer, Dolby, Sony, AT&T
  • Initial release: 1997

Useful links and resources

Convert to AAC

Want to get a file in AAC format? Choose the original format you’re starting with — AnyConv can quickly convert dozens of file types into AAC.

❓ Frequently Asked Questions

Answers to common questions about converting MKV to AAC
  • Do I need to register to convert MKV files?
    Not at all! You can convert MKV to AAC without signing up or installing anything.
  • Is it safe to convert MKV to AAC on AnyConv?
    Absolutely. All MKV and AAC files are securely handled and automatically deleted after 1 hour. Nobody can access your data.
  • Will the quality change after converting MKV to AAC?
    We do our best to preserve the original quality during MKV to AAC conversion. The result is accurate and clean.
  • How long does it take to convert MKV to AAC?
    Most conversions from MKV to AAC take just a few seconds — even for larger files.
  • Can I upload more than one MKV file?
    Yes, batch conversion is supported. You can convert multiple MKV files to AAC at once — fast and easy.
  • What browsers support MKV to AAC conversion?
    All modern browsers! Chrome, Firefox, Safari, Edge — AnyConv runs online and supports converting MKV to AAC on any platform.
MKV to AAC – User Rating
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