Online Video Audio Extractor
Extract audio from video — supports MP4 to MP3, video to audio, and audio extraction. Export as MP3, WAV, AAC, or OGG. Fully browser-based, no upload, privacy protected.
Privacy Protection
Everything is processed locally in your browser. Your files are never uploaded to any server, keeping your privacy fully protected.
High-Speed Processing
WebCodecs-powered hardware acceleration for fast audio extraction
Multiple Format Support
Export to MP3, WAV, AAC, OGG, and other popular audio formats to fit any need
Drag and drop video files here
or
Supports MP4, WebM, MOV, MKV, AVI, and more
Features
- Video to Audio: extract audio tracks from MP4, WebM, MOV, MKV and more with one click
- MP4 to MP3: the most common use case — separate audio from video in one step
- Multi-format export: supports MP3, WAV (lossless), AAC, and OGG output
- Adjustable quality: set custom bitrate for lossy formats to balance file size and audio quality
- Fast processing: WebCodecs hardware acceleration outperforms traditional online tools
- Zero install: no software needed — just open in your browser and go
Use Cases
Extract background music for ringtones
Extract background music from your favorite videos and export as MP3 for use as ringtones or notification sounds
Convert interview videos to podcast audio
Extract audio from interview recordings or talk show videos to share on podcast platforms
Back up original audio before dubbing
Before re-dubbing or editing a video, extract and save the original audio as a backup to avoid accidental loss
Turn lecture videos into commute audio
Convert course recordings or lecture videos to audio files — perfect for listening while commuting or exercising
Create audiobook source material
Extract voice audio from read-aloud videos or story clips to produce audiobooks or spoken content
Share audio on social platforms
Extract audio from TikTok, Bilibili and other platform videos to reshare on music or podcast apps
How to extract audio from video
Upload Video
Select or drag and drop an MP4, WebM, MOV or other video file
Choose Format
Choose MP3, WAV, AAC, or OGG as the output format
Adjust quality
Tune the audio quality settings as needed
Extract & Download
Click Extract, then download the audio file when done
Supported Formats
Multiple video input formats, multiple audio output formats
Input video formats
Output Audio Format
How It Works: Why It Is Faster and More Private Than Other Tools
Local Processing with WebCodecs API
This tool uses the browser native WebCodecs API to extract audio. WebCodecs directly calls the system hardware decoding capabilities — making local processing faster than traditional upload-based tools, and your file never leaves your device.
Zero Upload, Complete Privacy Control
Traditional online video-to-audio tools require uploading your video to a server, posing privacy risks and being limited by network bandwidth. VideoKit audio extraction runs entirely in your browser — your video is never uploaded, and processing speed is unaffected by your network.
Frequently Asked Questions
Will extracting audio reduce quality?
Choosing WAV (lossless) means no quality loss at all. For lossy formats like MP3 or AAC, you can adjust the quality setting to balance file size and audio quality. In most cases, a high-bitrate MP3 (320 kbps) sounds virtually identical to lossless to the human ear.
Which video formats are supported as input?
Supports MP4, WebM, MOV, MKV, AVI, FLV and other major video formats. Any video containing an audio track can be extracted. If the video has no audio track (video-only), extraction is not possible.
Will my files be uploaded to a server?
No. All processing is done locally in your browser — files never leave your device, fully protecting your privacy. This is also why VideoKit is faster than online tools that require file uploads.
Does it support files larger than 2 GB?
Technically yes, but it depends on browser memory and device performance. For large files, consider trimming the video first to extract only the segment you need — much more efficient. Desktop Chrome or Edge gives the best results.
Which audio format should I choose?
For universal compatibility, choose MP3. For lossless quality (e.g., music production), choose WAV. For Apple devices or iOS apps, choose AAC. OGG is ideal for open-source projects or game audio.
Why can't my browser run this tool?
This tool requires a modern browser with WebCodecs API support. We recommend Chrome 94+, Edge 94+, or Firefox 130+. iOS Safari 16.4+ is also supported. If you encounter compatibility issues, please upgrade your browser or switch to Chrome/Edge.
Can the extracted audio be used on TikTok, YouTube, or other platforms?
Technically yes — MP3/AAC files can be uploaded directly to most platforms. However, please be mindful of copyright. Ensure you own the rights to the video and its audio, and do not use copyrighted material commercially without authorization.
Can I use this audio extractor on mobile?
Yes. VideoKit works on mobile browsers (iOS Safari 16.4+ and Android Chrome) — no app needed. Open the page in your mobile browser, upload your video, and extract the audio just as you would on desktop.