Unlimited and Free YouTube to MP3 Converters 2021


YouTube is a common application that most of us use on a daily because of its high quality and entertaining videos. With the improvement in technology, you can now download your favorite video and files from YouTube and convert them into another format such as MP3 or MP4 and many others. The best unlimited and free YouTube to MP3 converters 2021 are responsible for this. These are always free applications requiring no registration.

Best 3 YouTube to MP3 Converters 2021


Convert2MP3 is an online service which is absolutely free and allows you to download and convert video content into other formats that you desire. It supports sites such as YouTube, Dailymotion and Clipfish. Also, it is flexible enough to allow you to use it anywhere and anytime without any restrictions.


  • No need for registration 
  • Supports a variety of video sites
  • Settings are customizable
  • You can set the specific video resolution you want


  • Easy to use and install
  • Follows the safety standards for safety browsing
  • Contains extended tags
  • Does not limit on the number of videos you want to download


  • Only supports conversion into 10 audio and video format.

Online Video Converter

Onlinevideoconverter is a tool that permits you to download your favorite videos and convert them into different formats so that you can listen to them later on. Notably, this is a free service that does not need you to download other software so as to gain access to it. Apart from converting videos from your desktop, you can also do this from your phone.


  • Allows you multiple options of downloading videos from various sites
  • Free access
  • High quality audio and video files
  • Easily upload files of up to 2gb
    • Simple interface


  • Fast and easy downloading and conversion
  • there is a security guarantee
  • converts more than one file


  • Cannot support audio files with an encryption


This is a free tool that helps you convert videos from various sites into other formats including MP3 and MP4. You can use it in several devices as it does not limit you to your desktop or mobile phone only. Moreover, it is compatible with most modern video sites such as YouTube, Vimeo and Dailymotion among others.


  • No registration
  • Gives you an option to choose between light and dark themes
  • Conversion does not last more than an hour
    • Videos are of high quality


  • it is free
  • fast and efficient
  • easy to use interface
  • merges videos easily


  • limits conversion of videos to a length of 1 hour

How to Download YouTube to MP3 Unlimited

Aicoosoft Video Converter

The Aicoosoft Video Converter Ultimate does many other functions apart from converting videos to MP4/MP3 formats. It is responsible for video editing, video compression, screen recording and video downloading. Similarly, it has an easy-to-use interface that allows user an easy time while operating it. However, it is not a free online tool because you need to register so as to access it.


  • High quality videos
  • Convert files to more than 1000 formats
  • Merges and trims videos efficiently
  • Compresses HD videos in one click
  • Settings are easy to customize

Step 1

The first thing to do is to open the Aicoosoft video converter that is if you have already installed it. On the program window, choose the option “download” at the top.

Step 2

Depending on the video site you are using, find the video you want to download and copy its URL in the address bar. 

Step 3

At the upper left corner of the program window just beside the download video button, there is the download MP3 button, click on it. Immediately after, a pop-up will appear on the screen that gives you the option of choosing the quality of the audio you want. After choosing the audio quality, click on download.

Step 4

The final step involves finding the downloaded audio in the finished tab. You will find it in the folder icon.

Be the first to comment on "Unlimited and Free YouTube to MP3 Converters 2021"

Leave a comment