In 2025, more people than ever are looking for dependable ways to convert YouTube videos into MP4 or MP3 files. Whether it's content creators, marketers, or everyday users, the goal is the same: to save videos and music for offline use, reuse content, or simply enjoy it anytime, anywhere.

To help you find the best option, we’ve tested and compared Best Youtube to MP4/MP3 converter tool available this year. Whether you’re after speed, audio quality, user-friendliness, or security, this guide will help you pick the tool that fits your needs.

Best Youtube to MP4/MP3 converter tool

(1) Y2mate - Youtube Downloader

Y2Mate is a popular online Youtube downloader tool that allows you to convert YouTube videos into MP3 audio or MP4 video files with just a few clicks. It's simple to use and doesn't require any software installation, making it a go-to choice for many users. However, one limitation to be aware of is that when you download videos in MP4 format, the resolution is capped at 640×360. This means you won’t get high-definition quality, which might be a drawback if you're looking for crisp visuals. Still, for quick downloads or listening on the go, Y2Mate gets the job done efficiently.

Key Features:

  • Free to Use
  • Easily convert YouTube videos to both MP3/MP4
  • Simple User Interface
  • No Software Installation
  • Unlimited MP3 Conversions

(2) Flvto:

Flvto is a simple and user-friendly online Youtube to mp3 converter tool that makes it easy to convert YouTube videos into either MP3 audio or MP4 video files. The process is straightforward—just paste the YouTube link, choose your desired format, and click the “Convert” button. Once the conversion is done, you can instantly download the file to your device with a single click.

It’s a great option for anyone who wants a quick and hassle-free way to save their favorite music, podcasts, or videos for offline use. However, one limitation to keep in mind is that MP4 video downloads are restricted to a resolution of 1080p. While this is fine for casual viewing on smaller screens, it’s not ideal if you’re looking for high-definition quality.

Key Features:

  • Safe and Secure
  • Fast Conversion Speed
  • Supports MP3 & MP4 Formats
  • Works on All Devices

(3) Y2meta:

Y2meta is a versatile and reliable YouTube video downloader tool that gives users more flexibility than many other free tools. It not only allows you to download videos in both MP3 (audio) and MP4 (video) formats, but also lets you choose the quality of your downloads—something that’s especially valuable for users who care about file size and playback experience.

When converting to MP3, Y2meta gives you the option to select from various audio bitrates, including 128kbps, 256kbps, and 320kbps. This is great for music lovers or podcast listeners who want to enjoy clearer, higher-quality sound without distortion.

Key Features:

  • Download Mp4 from YouTube upto 2k resolution.
  • Supports multiple formats and resolutions.
  • Search for your favorite music.
  • 100% free to use.