How to Extract Audio from Video for Free: 3 Best Ways (Online, iPhone, Mac)

Last Updated: 2023. 04. 28

Extracting audio from video offers you a perfect way to repurpose your video content for an audio podcast on different social media.

Or very often, you may want to extract parts of audio like a celebrity’s voiceovers, an ambience sound, or a soothing tune from a video and put it into your new video project to create the vibes and emotions needed.

So, in this tutorial, we will walk you through 3 easy ways to extract audio from video online, on your iPhone and Mac.

Here is what you will learn:

Also, read how to automatically transcribe podcasts to text.

How to Extract Audio from Video Online Free

If you need to extract audio from your podcast videos, YouTube videos, webinars, or Zoom video recordings, for making audio-only content or happen to find a video with great music and sound effects that you can use for your new video project, then, one of your go-to choices to extract audio from video for free is using the user-friendly and feature-packed FlexClip online video maker.

Extract audio from video by FlexClip online with one click

Extract audio from video by FlexClip online with one click.

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Best Features to Extract Audio from Video:

  • Directly extract audio from video (MP4, AVI, MKV, MOV, WebM, WMV, AVI, FLV, etc,) with one click and save the extracted audio in WAV format to your PC for free.
  • Offer you a free audio converter to convert WAV audio files to MP3 files and a free video-to-audio converter to convert video to WAV or MP3.
  • Easily trim, and split extracted audio within FlexClip’s intuitive online video editor and adjust its volume, and apply fade in/out effects for a smooth audio transition.
  • Use 74,000+ royalty-free music tracks and sound effects to do sound design for your new video projects, together with extracted audio from other videos.
  • Select from thousands of designer-made and fully customizable video templates covering extensive themes and platforms. You can drag and drop to replace premade video elements with your videos, and images to create a compelling video in a breeze.
  • Youtube Music Podcast Intro Outro
    Preview
    Youtube Music Podcast Intro Outro
    Use This Template
    Music Sync Travel Lyrics Slide
    Preview
    Music Sync Travel Lyrics Slide
    Use This Template
    Travel Memories Slideshow Youtube Video
    Preview
    Travel Memories Slideshow Youtube Video
    Use This Template
    Black And White Paint Ink Film Credit
    Preview
    Black And White Paint Ink Film Credit
    Use This Template
  • Besides, FlexClip also offers you powerful AI video tools, such as free text-to-speech generator, auto subtitle generator, image background remover, which will boost your editing productivity and save you tons of precious time.
  • Create realistic AI voices with FlexClip’s free tex-to-speech generator

    Create realistic AI voices with FlexClip’s free tex-to-speech generator.

    Use Free TTS
    Step 1
    Access FlexClip and upload your videos from your PC, phone, Google Drive, One Drive or Dropbox, etc.
    Upload your videos to FlexClip

    Upload your videos to FlexClip.

    Step 2
    Click the plus sign to add your video to the intuitive timeline and you may trim or split it when needed.
    Add your video to the intuitive timeline

    Add your video to the intuitive timeline.

    Step 3
    Extract audio from the video.

    Right-click on the video > select Detach Audio > then FlexClip will automatically extract the audio from the video and add it to the audio track and Media Library.

    Right-click the video and select detach audio to extract audio from the video

    Right-click the video and select detach audio to extract audio from the video.

    Extract Audio Now

    Meanwhile, an extra extracted audio in WAV format will also be saved to your PC for backup.

    Extracted audio saved to your PC and added to the audio track and media library

    Extracted audio saved to your PC and added to the audio track and media library.

    Step 4
    Edit the extracted audio.

    Now, you can trim or split the extracted audio for portions of music, dialogue or sound effects needed or adjust its volume and add apply fade in/out effect when needed. Next, add other videos or images to create your new video project.

    Adjust extracted audio’s volume, trim or split it for portions of music or sound effects needed

    Adjust extracted audio’s volume, trim or split it for portions of music or sound effects needed.

    If you need more royalty-free music and sound effects, click the Audio tab where you can select from 74,000+ music tracks and sound effects. You can layer multiple audio files to create depth and vibes that fit your video projects.

    Use royalty-free music and sound effects for sound design or audio mixing

    Use royalty-free music and sound effects for sound design or audio mixing.

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    If your extracted audio involves dialogues or lyrics, you may use FlexClip’s auto subtitle generator to add burned-in subtitles to your video with the click of a button and up to 95% accuracy.

    Automatically generate subtitles to your videos with lyrics and dialogues

    Automatically generate subtitles to your videos with lyrics and dialogues.

    Just click the Subtitle tab > Auto AI Subtitle > identify the language in your audio > hit Next > select the style of your subtitle. It doesn’t have to be perfect because you can change it later > hit the Generate Subtitles button.

    Automatically add subtitles to your videos

    Automatically add subtitles to your videos.

    Later, you can tweak text font, text size, color, text background fill, opacity, alignment,etc., or press “Enter to split two long subtitles or merge two short subtitles with ease.

    Customize the styles of auto-generated subtitles

    Customize the styles of auto-generated subtitles.

    Easily split or merge subtitles

    Easily split or merge subtitles.

    Step 5
    Preview and share.

    Done with the editing. You can save the 1080P MP4 video to your PC or directly share it to YouTube, Google Drive, One Drive, Dropbox, or even TikTok; a clickable link is also available for your blogs, newsletters or other repurposings.

    Easily share and repurpose your videos through FlexClip

    Easily share and repurpose your videos through FlexClip.

    If you need to extract the audio from your newly-made video, you can use FlexClip’s free video-to-audio converter to convert it to MP3 or WAV in one click.

    Convert video to audio by FlexClip video-to-audio converter

    Convert video to audio by FlexClip video-to-audio converter.

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    How to Extract Audio from Video on iPhone

    If you want to extract audio from existing videos on your iPhone and add it to your new video project, then a feature-packed and free app you can use is CapCut. It’s available to both IOS and Android users and can help you extract audio from video with the click of a button.

    Extract audio from video on iPhone using CapCut

    Extract audio from video on iPhone using CapCut.

    Step 1
    Open CapCut on your iPhone > tap New Project > import your footage to the timeline.
    Create a new project and import your video to CapCut

    Create a new project and import your video to CapCut.

    Step 2
    Tap Add Audio > Extracted > select the video you want to extract audio from > tap Import Sound Only. Then CapCut will automatically extract audio from the video and add the audio to the audio track in split seconds. You can adjust the volume, trim, split the audio track or add fade in/out effects. Or mute the original video, etc.
    Extract audio from the video in CapCut

    Extract audio from the video in CapCut.

    Step 3
    Select the video quality and tap the export button to save the video to your iPhone.

    One thing to remind you is that CapCut can only extract audio from video and export the video project as an MP4 file. It can’t export the extracted audio as an independent audio file.

    So, a great workaround is the upload the MP4 file made by CapCut from your iPhone to FlexClip and extract the audio from videos, as shown above. You can scan the QR code to upload your video to FlexClip and extract the audio from the video with one click.

    Extract CapCut MP4 Now

    How to Extract Audio from Video Mac

    As one of the free, lightweight, and legendary media players for both Mac and Windows, the VLC media player still performs decently as a reliable audio extractor to extract audio from an MP4 video for free.

    How to extract audio from MP4 video on Mac by VLC.

    Step 1
    Launch VLC on your Mac > click Media > scroll down to select Convert/Save > click +Add to select the video you want to extract audio from > click Open.
    Step 2
    Click Convert/Save > in the Profile tab and click the drop-down menu to select Audio-MP3 and click Browse.
    Step 3
    Name your audio file and manually change .MP4 to MP3. > tap Save > Start. Then VLC shall extract audio from the MP4 video and save it to the designated path.

    Well, the only drawback with VLC is that you can’t easily trim video before extracting portions of audio from the video. While the entire process remains too complex.

    Now, It's Your Move

    So, which free audio extractor works best for you? Share this post on your Facebook or Twitter and leave your reviews and tag us. Hopefully, you can create viral video content with our tutorials. Cheers!

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