BigConv

YouTube to MP3

BigConv helps you convert YouTube videos into MP3 audio or MP4 video for free in just a few steps. Whether you want to save a song, a podcast, a tutorial, or any moment you enjoy, simply paste the video link and generate your file instantly.

The converter works directly in your browser, so you don’t need to install apps or create an account. You simply choose your preferred audio quality and download the file when it’s ready. BigConv is designed to be lightweight, responsive, and comfortable to use on both desktop and mobile.

Whether you’re building a personal offline music collection, saving audio for travel, or keeping your favorite content available without streaming, BigConv gives you a quick way to turn video into audio - with clear options and a simple interface.

Download videos in MP4 format with a full range of quality options, from smaller resolutions to crisp high-definition. Pick the level that matches your screen and connection, including 360p, 480p, 720p HD, 1080p Full HD, plus higher formats when available such as 1440p and 2160p (4K). MP4 is the best choice when you want the video itself, not only the sound, making it ideal for tutorials, interviews, music videos, and visual content. With clear resolution choices and a smooth conversion process, you get the version you actually want without wasting time.

Fast conversion speed
Ad-free (no pop-ups)
Unlimited downloads

Features

High-quality options

Pick the audio bitrate you prefer: 64kbps, 128kbps, 192kbps, 256kbps, or 320kbps.

Cross-platform compatible

Works on desktop, tablet, and mobile across major browsers without extra setup.

Trim audio (Cut MP3)

Save only the part you actually want. Trim the start and end time to export a shorter MP3 - perfect for hooks, intros, or clean snippets.

Playlist support

Convert more than one video without repeating the process. Playlist support lets you download multiple tracks in a row, saving time on larger collections.

How It Works

  1. 1

    Paste your YouTube URL

    Enter the video link into the search box and submit.

  2. 2

    Choose output format

    Select MP3 for audio or MP4 for video based on your preference.

  3. 3

    Pick quality and download

    Choose the available quality option and download your file instantly.

This website is intended for personal use only. Please respect copyright laws in your country. Do not download or convert content unless you own the rights, have permission from the copyright holder, or the content is available for personal reuse.

By using this website, you agree to our Terms of use.