Question 1

How do I convert MP4 to MP3?

Accepted Answer

Simply upload your MP4 file using the converter above. The conversion starts automatically and you can download the MP3 file when it's done.

Question 2

Is MP4 to MP3 conversion free?

Accepted Answer

Yes, completely free with no limits. No signup or account required.

Question 3

Are my files uploaded to a server?

Accepted Answer

No. All conversions run locally in your browser using WebAssembly and JavaScript. Your files never leave your device, ensuring complete privacy.

Question 4

What's the maximum file size?

Accepted Answer

The maximum file size is 100MB. Since processing happens in your browser, larger files may take longer depending on your device.

Question 5

Can I convert multiple files at once?

Accepted Answer

Yes! You can batch convert up to 20 files at once. Select multiple files, choose your output format, and download them all as a ZIP archive when done.