MP4 to Audio Converter
Pull audio from your MP4 video in MP3, WAV, AAC, FLAC, OGG, or M4A. Pick your format, run the conversion, and download.
Extract audio
Drop MP4 here or click to browse
MP4 videos, up to 500MB total
Need a transcript next?
Drop the extracted audio into ScriberGPT for clean text with timestamps and speaker labels.
How to convert MP4 to audio
1. Upload your MP4
Drag and drop your MP4 video, or click to pick a file from your device. You can queue multiple videos for batch conversion.
2. Pick your format
Choose your output format — MP3, WAV, FLAC, AAC, OGG, or M4A — and a quality preset that fits your workflow.
3. Convert and download
Click extract, wait a few seconds, then download your audio file — ready to share, edit, archive, or transcribe.
Supported audio formats
MP3
Compressed audio, good quality/size ratio
WAV
Uncompressed audio
FLAC
Lossless compression for archives
AAC
Advanced audio coding, better than MP3
OGG
Open source format, good compression
M4A
Apple audio format
Why use this MP4 to Audio converter
Six output formats
MP3, WAV, FLAC, AAC, OGG, and M4A — covering everything from sharing-friendly lossy audio to lossless masters for editing and archiving.
Batch convert
Drop multiple MP4s and convert them all at once with the same format and quality settings — useful for podcast back catalogs, interview archives, or lecture libraries.
Stays on your device
FFmpeg runs in your browser. No upload, no server processing, no waiting for queues — your video file never leaves your machine.
Professional MP4 to Audio Conversion: Complete Format Guide
The MP4 to audio converter uses FFmpeg WebAssembly to extract audio tracks from video files in your browser. It is useful for content creators converting video interviews to podcast audio, teams separating audio from presentation videos, and anyone who needs a clean audio file from an MP4 — in MP3, WAV, FLAC, AAC, OGG, or M4A.
MP3 audio extraction
MP3 is the most widely compatible option for MP4 to audio conversion. It works well for podcast episodes, voice clips, social content, and files you need to share or upload quickly. The quality presets let you balance file size and audio detail.
WAV audio for editing and archiving
WAV creates uncompressed audio output from MP4 videos. It is useful when you need audio for editing, archiving, sound design, cleanup, or another workflow where preserving source quality matters more than file size.
FLAC lossless audio conversion
FLAC gives you lossless audio with smaller files than WAV in many cases. It is a practical choice for music clips, high-quality recordings, archives, and source files you may want to reuse later.
AAC and M4A for modern devices
AAC and M4A are useful when you want efficient audio files for modern devices and Apple-friendly workflows. They can keep good quality at smaller file sizes, especially for voice and general media.
OGG for open web audio
OGG is a useful open audio format for web projects, game audio, and cross-platform media workflows. It gives you another option when MP3, WAV, FLAC, AAC, or M4A is not the right fit.
Batch processing for multiple MP4 files
You can add multiple MP4 videos and convert them with the same output format and quality setting. Batch processing helps when you need to extract audio from a set of interviews, videos, lessons, or recordings.
Client-side privacy
The conversion runs in your browser, so your MP4 files stay on your device. This is useful for private recordings, client videos, internal files, personal media, and content you do not want to upload to a server.
Quality settings for different audio needs
Use lower bitrate settings for smaller voice files, medium settings for balanced output, and high settings for more detail. Choose WAV or FLAC when editing, archiving, or lossless audio matters more than file size.
Handle common MP4 video files
The converter is best suited for standard MP4 videos from phones, cameras, screen recorders, editing apps, and presentation tools. Password-protected or DRM-restricted videos are not supported.
Prepare audio before transcription
After extracting audio from MP4, you can use ScriberGPT to transcribe the spoken content with timestamps, speaker labels, glossary input, translations, and export options.
Frequently Asked Questions
How do I extract audio from an MP4 file?
Upload your MP4 video, choose an output format such as MP3, WAV, FLAC, AAC, OGG, or M4A, select a quality setting, then click Extract audio.
Which audio formats can I export?
You can export MP4 audio as MP3, WAV, FLAC, AAC, OGG, or M4A. MP3 is best for sharing, while WAV and FLAC are better when editing or archiving matters more than file size.
Does the tool support batch conversion?
Yes. You can add multiple MP4 files and convert them with the same output format and quality setting, as long as the total upload stays within the free limit.
What is the file size limit?
The free limit is 50MB total per MP4 audio extraction request. Larger videos should be compressed or split before processing.
Are my MP4 files uploaded?
No. The conversion runs in your browser with FFmpeg WebAssembly, so your video file stays on your device.
Can it process protected MP4 files?
No. Password-protected or DRM-restricted videos are not supported. Use a standard, unprotected MP4 file.