Convert any Youtube video to MP3 or MP4 quickly and for free


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How to convert YouTube videos to MP3 / MP4 ?


Insert a keyword or a YouTube url in the search box above.


Choose what format you want to convert your YouTube video to. You can convert your video to MP3 or MP4.


Wait a few seconds until the conversion is complete.


Press the "MP3" or "MP4" button to download your converted youtube video in the format you want.

Why choose our converter ?

AllMp3 is a free MP3 and MP4 download site, allowing you to convert YouTube videos to MP3 and MP4. Easily convert thousands of YouTube videos for free !

Easy to use

Without registration. Just copy the link of a Youtube video, paste it in the field above, and a few seconds later download your mp3 / mp4 file with the best quality available.

Quick conversion

Thanks to our professional technology you will be able to download free YouTube mp3 files as well as free YouTube mp4 files almost instantly!

Search on the internet

Can't find what you're looking for on YouTube? Don't worry, by clicking on the "Search the Internet" category it will widen your search field and you will surely find what you are looking for !

A flexible converter

Our YouTube converter is suitable for all devices, all screen formats and all operating systems such as Windows, Mac, Linux, Android and IOS.

The best quality

Using AllMp3 provides you with the best technology to allow everyone to obtain professional audio and video rendering.

A secure YouTube converter

Our video converter has the HTTPS protocol which means that the data exchanged between your browser and is encrypted and can in no way be spied on.

Frequently Asked Questions

AllMp3 is a YouTube converter that allows you to download MP3 and MP4 files for free and fast !
You can download as many YouTube mp3 files as you want, but only one at a time.
You can download YouTube videos of any length.
You can't download a YouTube live stream at the moment.

Do you have any questions ?