MKV to FLAC Converter
Extract FLAC audio from MKV videos for detailed editing, music libraries, archiving, and production. Convert securely and download free.
Drop your MKV files here
Up to 250MB per file.
Files are encrypted and auto-deleted after conversion
How to Convert
- 101
Upload your MKV files
Drag and drop or select MKV files from your device. You can upload multiple files at once.
- 202
Configure Output
Choose an audio quality setting to balance sound quality and file size.
- 303
Download FLAC files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert MKV to FLAC?
MKV is a flexible Matroska video container used for media libraries, desktop playback, and home entertainment. Converting it to FLAC creates a lossless compressed audio format that retains the decoded audio data, ready for workflows that use the destination format.
FLAC plays in current Windows, Android, Linux, VLC, and many music apps; some Apple workflows prefer ALAC.
Related audio converters
Frequently Asked Questions
How do I extract FLAC audio from MKV video?
Add your MKV video, start the conversion, and download your completed FLAC file. No account is required.
Which MKV recordings can I convert?
This converter works with Matroska media libraries, screen recordings, archived videos, and compatible desktop players. The first available soundtrack is extracted into a genuine FLAC audio file.
What makes FLAC useful for audio editing?
FLAC stores the extracted soundtrack in a genuine lossless audio format, making video soundtracks, spoken content, music, and recorded presentations convenient to edit, organise, and archive.
Where can I open the converted FLAC file?
FLAC opens in VLC, Audacity, Adobe Audition, compatible music libraries, audio production software, and modern desktop or mobile players.
What kind of FLAC file is created?
Your MKV soundtrack becomes a genuine FLAC audio file, ready for detailed editing, music libraries, production, and archiving.
Is MKV to FLAC free and secure?
Yes. Files are transferred over an encrypted connection, processed securely, and automatically deleted shortly after conversion. No account is required.