Convert MP4 to MP3 online, for free
Change your MP4 audio to MP3 format online with our online audio converter, and enjoy high-quality sound instantly.
No quality loss • Auto-deletes files • Lightning fast
How It Works
Three simple steps to get your file
Upload video
MP4, MOV, MKV & more
Choose audio format
Customize quality or use presets
Export & share
Enhanced audio output
Initializing extractor...
Why choose our audio extractor?
From large video files to clean, ready to use audio instantly.
Professional audio extraction made simple
Get clean audio from any video with full quality control.
Any video format
If it plays, we can extract from it.
6 output formats
MP3 · AAC · WAV · FLAC · OGG · Opus
Volume normalization
Platform optimized
Podcast ready
Optimized for Apple Podcasts & Spotify standards.
Auto trim silence
Cuts dead air from start & end.
Quality presets
64k to 320k
Noise reduction
AI powered cleanup
Lossless option
WAV & FLAC support
Your files are in safe hands
Files are processed securely and never stored or shared.
"We process your work in isolated environments. We never access, analyze, or share your content."
No account required
Start using immediately, zero friction
No file sharing
Your content stays 100% yours
Auto deleted in 5 hours
Files wiped from our servers
Frequently Asked Questions
Everything you need to know about trimming videos online
How do I convert MP4 to MP3 online for free?
- Simply upload your MP4 file. Select MP3 as your output format, adjust any optional settings, and click convert. Your new MP3 file will be ready to download instantly.
Will converting MP4 to MP3 reduce the quality?
- Our converter uses advanced algorithms to maintain the highest possible quality during the MP4 to MP3 transition. While changing file formats can sometimes alter compression, we ensure your final output remains crisp and highly usable.
Do I need to download software to change MP4 to MP3?
- No software installation or app download is required. Our free MP4 to MP3 converter works entirely in your web browser. You can process files directly on your Windows PC, Mac, iPhone, or Android device.
Does this free MP4 to MP3 converter add a watermark?
- Absolutely not. Your converted MP3 files are completely free of watermarks, ensuring a clean and professional output ready for sharing, publishing, or personal use.
Is it safe to convert private MP4 files online?
- Yes, All files are processed over a secure connection and are automatically and permanently deleted from our servers shortly after your conversion is complete. We never store, view, or share your data.