Convert MKV to WAV
Extract the audio from any MKV video and save it as WAV. Free, no sign-up, and your file never leaves your device.
or drag & drop videos, audio or images here, or paste with Ctrl+V
MP4 · MOV · MKV · AVI · WebM · WMV · FLV · GIF · MP3 · WAV · M4A · and 40+ more
- Files never leave your device
- No sign-up, no watermark
- Free forever
How to convert MKV to WAV
- Add your MKV fileClick “Choose files” or drag & drop your MKV file onto the page.
- Check the outputWAV is pre-selected. Optionally trim, crop, compress or tweak quality in the tabs.
- Convert & downloadClick “Convert & download”. Your WAV file is created on your device and saved instantly.
MKV vs WAV
Short answer: WAV is uncompressed, lossless audio, ideal for editing and professional audio work.
What is MKV?
MKV (Matroska) is a flexible open container that can hold almost any video, audio and subtitle tracks in one file. Popular for movies and archiving.
What is WAV?
WAV is uncompressed, lossless audio, ideal for editing and professional audio work.
Quality
Only the audio track is kept. If the codec already matches WAV (for example AAC inside MP4 → M4A) we copy it losslessly; otherwise we encode at a high-quality default bitrate you can change.
| MKV | WAV | |
|---|---|---|
| Full name | Matroska Video | Waveform Audio |
| Type | video | audio |
| Best for | Movies, multiple audio/subtitle tracks and archiving | Audio editing, DAWs and lossless masters |
| MIME type | video/x-matroska | audio/wav |
Last updated 2026-11-13
MKV to WAV: FAQ
Is this MKV to WAV converter free?
Yes. Converting MKV to WAV is completely free with no watermark, no sign-up and no file limits beyond what your device can handle. Optional Pro features like 4K export and AI subtitles are available if you need them, and a single 4K export can be unlocked without a subscription.
Are my MKV files uploaded to a server?
No, never. The conversion runs entirely in your web browser using FFmpeg compiled to WebAssembly. Your MKV file never leaves your computer or phone, and we never store it, which makes it private and fast.
Will I lose quality converting MKV to WAV?
Only the audio track is kept. If the codec already matches WAV (for example AAC inside MP4 → M4A) we copy it losslessly; otherwise we encode at a high-quality default bitrate you can change.
How do I convert MKV to WAV on iPhone or Android?
Open this page in Safari or Chrome on your phone, tap “Choose files”, pick your MKV file and tap “Convert & download”. No app install needed.
Can I convert multiple MKV files to WAV at once?
Yes. Select several files and click “Convert all”. You can download them one by one or as a ZIP. Free users can batch-convert up to 5 files at a time; Pro removes the limit.
Can I edit the MKV before converting?
Yes: trim, cut, crop, rotate, resize, change speed, adjust colour, add text, music or subtitles, and more, all before you export to WAV.