Convert MP4 to MP3
Free online MP4 to MP3 converter.
Choose a .mp4 file
or drag and drop it here
Max 200 MB for video · 100 MB for other files
How to convert MP4 to MP3
- Click "Choose a .mp4 file" or drag and drop your MP4 file into the upload area.
- Select your preferred quality level — high quality keeps the best fidelity, smaller file prioritizes file size.
- Your file uploads directly to our secure servers and conversion starts automatically.
- Once finished, click "Download" to save your converted MP3 file.
About MP4 and MP3 formats
.mp4 format
MP4 (MPEG-4 Part 14) is the most widely used video container format. It stores video, audio, subtitles, and metadata in a single file. Compatible with virtually all devices, browsers, and media players.
.mp3 format
MP3 is the most popular audio format worldwide. It uses lossy compression to dramatically reduce file size while maintaining acceptable audio quality. Universal compatibility.
Privacy and security
Your files are encrypted during upload using 256-bit SSL and are automatically deleted from our servers within 24 hours. We never share, sell, or access your files. All conversions happen on isolated, ephemeral servers.