Convert MKV to FLAC
Free, fast MKV-to-FLAC conversion.
Video and audio are processed with ffmpeg in your browser — large files are slow and use a lot of memory. Keep files under a few hundred MB for best results.
About the MKV and FLAC formats
MKV. Matroska (MKV) is a flexible open container holding video, audio and subtitles.
FLAC. FLAC is a lossless audio format that compresses without any quality loss.
Frequently asked questions
How do I convert MKV to FLAC?
Drop your MKV files into the box above and click Convert. The FLAC file is generated instantly and ready to download.
Will the quality stay the same?
FLAC keeps full quality, so your converted file looks identical to the original.
Is MKV to FLAC conversion free?
Completely free, with no sign-up, watermarks or file-size paywalls.