When you need MOV to WAV
MOV is the QuickTime video format that commonly appears when shooting on iPhone, recording a Mac screen or exporting from video editing software. If you need the audio track from such a clip for further editing, processing or mixing, WAV is the convenient format to save it in.
WAV stores audio without compression. This makes the file noticeably larger than MP3 or AAC, but the uncompressed format is exactly what is needed where precise processing matters: in audio editors, video editing programs, when preparing for CD recording or when repeatedly editing a track. Every WAV save does not add new losses, unlike lossy formats.
When extracting audio the video stream is not preserved. The output is the audio track only.
What changes after conversion
You get the MOV audio track as an uncompressed WAV file with no picture. Sound quality depends on the source recording: WAV does not improve sound and does not remove noise, echo or interference. If the video had compressed audio (for example AAC from an iPhone recording), WAV will preserve exactly what was there - just in uncompressed form. The advantage of WAV appears later: during repeated processing it does not accumulate additional losses.
The WAV file will be significantly larger than the audio track of the source video. This is normal for an uncompressed format - compressed formats are more suitable for distributing and storing large collections.
If the MOV has no audio track, conversion will not run.
When this is especially useful
- Prepare audio from iPhone or Mac video for editing in a video editor.
- Process the track in an audio editor: remove noise, level volume, apply effects.
- Prepare audio for speech transcription: transcription services often prefer uncompressed format.
- Cut samples from a video clip for use in a track or project.
- Prepare material for CD recording, which requires uncompressed audio.
Common tasks and search situations
- extract uncompressed audio from iPhone video for processing;
- get wav from mov for editing in final cut pro or imovie;
- pull audio from quicktime video for an audio editor;
- prepare wav from a mac screen recording for transcription;
- make wav from a video lecture for subtitles;
- convert mov to wav for cd recording;
- cut samples from a video clip in uncompressed format.
What to check before conversion
- Make sure the video has audio and it sounds as expected.
- Note that the WAV file will be significantly larger - make sure you have enough space.
- Remember: WAV does not restore quality if the audio in the video was compressed at a low bitrate.
- Decide whether you need the original later: after extracting audio the video cannot be recovered from WAV.
Format and conversion limits
WAV does not improve sound: if the source video had compressed audio (for example AAC from iPhone or from an online meeting recording), you will get the same audio in uncompressed form in WAV - but no better. Details lost during compression are not restored. The file is large, so WAV is less convenient than compressed formats for storing large collections and sending. If the file is protected or damaged, audio extraction may not be possible.
Related tasks
If you need compact audio for listening rather than processing, MOV to MP3 is a good fit. For lossless archiving at a smaller size than WAV, consider MOV to FLAC. If the task is saving audio from a different source as WAV, see MP3 to WAV.
What is MOV to WAV conversion used for
Audio editing in a video editor
The audio track from MOV is converted to WAV for work in Final Cut Pro or iMovie. The uncompressed format is read directly without decoding on every playback, which speeds up work on long timelines.
Studio processing of speech and interviews
Sound engineers and podcasters extract WAV from video interviews shot on iPhone or recorded through QuickTime for noise removal, volume levelling and applying effects without accumulating losses.
Speech transcription and subtitle preparation
For transcribing speech from video lectures or meeting recordings an uncompressed file is often needed. WAV provides a reliable basis for accurate word recognition with timestamps.
Samples for music projects
A distinctive sound fragment - voice, instrument or atmosphere - is cut from a MOV video clip and saved as WAV for use in a track or synthesiser.
Tips for converting MOV to WAV
Check the audio in the source
WAV will not improve the recording. If the video has noise, echo or poor volume, they will carry over to WAV. Start with the best available source, not a re-compressed copy that has been through messengers.
Prepare space for a large file
Uncompressed WAV takes up significantly more space than compressed formats. Before converting long recordings, make sure you have enough free disk space.
Re-export to a compressed format after processing
WAV is good for editing but not for sending and long-term storage. After finishing work on the audio, export the final file to a compact format for convenient delivery.