✦ToolMagic

Audio Extractor from Video

Extract audio tracks from video files directly in your browser. Supports MP4, WebM, and MOV.

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Drop a video file here or click to upload

Supports MP4, WebM, MOV

What is the Audio Extractor from Video Tool?

The Audio Extractor from Video is a powerful browser-based tool that lets you pull audio tracks from video files without installing any software or uploading files to a server. Whether you have an MP4 recording from a meeting, a WebM screen capture, or a MOV file from your iPhone, this tool decodes the video locally using your browser's built-in media capabilities and the Web Audio API. You get a visual waveform of the extracted audio, the ability to trim specific sections, and a clean WAV download — all completely free and private. No data ever leaves your device, making it perfect for sensitive recordings, interviews, podcasts sourced from video, and any scenario where you need just the audio portion of a video file.

How to Use the Audio Extractor

  1. Upload your video: Drag and drop a video file onto the upload area or click to browse. Supported formats include MP4, WebM, and MOV.
  2. Preview the video: A video thumbnail and basic file information (name, size, duration) are displayed once loaded.
  3. View the waveform: The tool decodes the audio track and renders a visual waveform so you can see the audio content.
  4. Trim (optional): Click and drag on the waveform to select a specific portion of the audio to extract.
  5. Download: Click the download button to save the extracted audio as a WAV file. A file size comparison shows how much smaller the audio is compared to the original video.

Features

  • Browser-based extraction: Uses the Web Audio API — no server uploads, no FFmpeg, no plugins required.
  • Visual waveform: See the audio content rendered as an interactive waveform timeline.
  • Trim selection: Select a specific portion of the audio to extract by clicking and dragging on the waveform.
  • Video preview: See a thumbnail of your video alongside file metadata before extracting.
  • WAV output: High-quality uncompressed audio output in WAV format.
  • File size comparison: Instantly see the size difference between the original video and extracted audio.
  • 100% private: All processing happens locally in your browser — your files never leave your device.
  • Drag & drop: Simple drag-and-drop interface with click-to-upload fallback.

Use Cases

  • Podcast production: Extract audio from video interviews or recordings to edit as podcast episodes.
  • Music extraction: Pull audio tracks from music videos for personal listening or remixing.
  • Meeting transcription: Extract audio from Zoom, Teams, or Google Meet recordings to feed into transcription tools.
  • Content repurposing: Turn video content into audio-only formats for distribution on audio platforms.
  • Education: Extract lecture audio from video recordings for easier review and note-taking.
  • Voiceover isolation: Get just the audio from screen recordings or tutorial videos.

Frequently Asked Questions

What video formats are supported?

The tool supports any video format your browser can decode, including MP4 (H.264/H.265), WebM (VP8/VP9), and MOV files. Most modern browsers handle these formats natively.

Is there a file size limit?

There's no hard limit, but very large files (over 2GB) may be slow to process depending on your device's memory and processing power. For best results, use files under 500MB.

Why WAV format only?

WAV is an uncompressed format that can be constructed natively in the browser without any external libraries. This ensures zero dependencies and maximum quality. You can convert the WAV to MP3 or other formats using our Audio Converter tool.

Is my video uploaded to a server?

No. All processing happens entirely in your browser using the Web Audio API. Your video file never leaves your device, ensuring complete privacy.

Can I extract just a portion of the audio?

Yes! After the audio is decoded, you can click and drag on the waveform to select a specific time range. Only the selected portion will be included in the downloaded WAV file.

How long does extraction take?

Extraction time depends on the video length and your device's processing power. A typical 5-minute video takes just a few seconds on modern hardware.

Related Tools

After extracting audio, use the Audio Remove Silences tool to clean up dead air, or the Audio Converter to change sample rate and channels.