Add an audio-bearing MKV
Choose a non-empty .mkv file up to 100 MB with readable audio.
Free online MKV to WAV audio extractor
Pull the first MKV audio stream into PCM WAV.
Fileverses processes an eligible MKV server-side, removes video, and writes a newly encoded signed 16-bit PCM WAV from its first audio stream.
- PCM signed 16-bit
- Video removed
- 100 MB source cap
Processed by our self-hosted conversion engine
Supported files
Extract sound from MKV into WAV.
MKVWAV
A successful conversion maps only the first audio stream and writes an audio-only WAV. WAV may be much larger than compressed MKV audio.
How it works
Extract MKV audio as WAV
Run the audio extraction
The sequential server queue maps the first audio stream and encodes signed-16-bit PCM WAV.
Listen and download
Use the completed WAV audio control where supported, then download the separately named result.
Audio extraction boundaries
A first-track WAV, with no video.
The fixed profile excludes video, maps the first audio stream only, removes source metadata and chapters, and offers no audio-setting controls.
Extract WAV from MKVFirst audio stream required
An MKV must be non-empty, 100 MB or less, readable by host FFmpeg, and contain a first audio stream. Video-only sources fail.
Audio-only PCM WAV
Video is excluded and the first audio stream is newly encoded as signed 16-bit PCM WAV, not copied.
Source data is removed
Metadata and chapters are removed; alternate audio tracks, subtitles, attachments, and video are not retained.
No audio adjustments
There are no trim, channel, sample-rate, bitrate, codec, or quality controls. WAV size can be much larger and compatibility is not guaranteed.
MKV to WAV FAQ
Audio extraction explained
Does MKV to WAV keep the video?+−
No. The route disables video and creates an audio-only WAV file.
Which MKV audio track is extracted?+−
Only the first audio stream is mapped. It does not provide alternate-track selection.
What WAV codec is produced?+−
The output is newly encoded signed 16-bit PCM WAV.
Can a video-only MKV convert to WAV?+−
No. The source must have a first audio stream that host FFmpeg can read.
Why might the WAV be large?+−
PCM WAV is uncompressed audio, so it can be substantially larger than compressed source audio.
Are metadata and chapters retained?+−
No. Source metadata and chapters are removed; subtitles and attachments are not included.
Can I change sample rate or trim audio?+−
No. This fixed route has no trimming, codec, bitrate, channel, sample-rate, or quality settings.