Convert MKV to FLAC on Mac
Convert MKV files to FLAC format on your Mac with Jollycat. Open-source video container supporting virtually any codec combination. Popular for high-quality video with multiple audio and subtitle tracks. All processing runs locally on your Mac — no cloud processing and no uploads required for conversion.
MKV vs FLAC
| Property | MKV | FLAC |
|---|---|---|
| Type | container | lossless |
| Compression | Any codec | Lossless prediction-based |
| Container | Yes | No |
| Common Codecs | H.264, H.265, VP9, AV1, FLAC, AAC, DTS | FLAC |
| File Extension | .mkv | .flac |
| Key Advantage | Supports any codec | Perfect lossless quality |
How to Convert MKV to FLAC on Mac
Open your MKV file
Drag and drop your .mkv file onto the Jollycat icon in your macOS dock or menu bar. Jollycat instantly detects the format.
Choose FLAC as output
Select FLAC from the conversion options. Adjust quality settings, bitrate, or resolution if needed.
Convert and save
Click Convert and Jollycat processes the file instantly on your Mac. No uploads required, no waiting — everything runs locally on Apple Silicon.
When to Convert MKV to FLAC
FLAC advantages
Perfect lossless quality. 50% smaller than WAV.
MKV limitations
Not supported on Apple devices. Complex for simple playback.
Common use cases
Audiophile music library, Lossless music distribution, Audio archival.
MKV to FLAC Conversion Tips
Use Jollycat's trim and crop tools to edit your video before converting. This saves time by only processing the parts you need.
For sharing online, FLAC with H.264 codec provides the best balance of quality and compatibility.
Higher bitrates produce better audio quality but larger files. For music, 256-320 kbps is recommended. For voice recordings, 128 kbps is sufficient.
FLAC uses linear prediction and Rice coding for lossless compression, typically achieving 50-60% size reduction.
Frequently Asked Questions
Is the MKV to FLAC conversion free?
Jollycat is a one-time purchase for $9.99. Once purchased, you can convert MKV to FLAC and use all 1,650+ conversion paths with no limits.
Does converting MKV to FLAC require an internet connection?
No. Jollycat processes everything locally on your Mac. Your MKV files never leave your device — all conversion happens offline using Apple Silicon.
Can I batch convert multiple MKV files to FLAC?
Yes. Drag multiple MKV files onto Jollycat and convert them all to FLAC at once. Batch processing is built in.
Ready to Convert MKV to FLAC?
Jollycat handles MKV to FLAC conversion and 1,650+ other format conversions. All offline on your Mac.
Get Jollycat for Mac