Is OnlyMP3 Safe? A YouTube to MP3 Convterter Review

by Emma Baker, Senior Editor | Published February 22nd, 2024 | Reviewed by Ted Wilson, Systems Engineer

This website was last checked on 2/22/2024 is safe to use, but has inappropriate ads that make the site risky to use around others. While you might not get viruses from this tool, you definitely shouldn’t use it around others. 

What is is a free online service that allows you to convert videos from YouTube into MP3 audio files. This means you can take any video you find on YouTube, whether it’s a song, a podcast, or any other type of content, and turn it into an audio file that you can listen to offline.

The process is straightforward: you simply copy the link of the YouTube video you want to convert, paste it into, and the site does the rest, providing you with a downloadable MP3 file.

It’s a handy tool for anyone looking to enjoy YouTube content in an audio format, without the need for any software installation or registration.

onlymp3 site

About the Safety of OnlyMP3

When it comes to using online tools like, safety is a big concern for many. The good news is that safe to use (though the NSFW ads make it annoying, it is still a safe tool).

OnlyMP3 uses secure connections (SSL) to protect your data as you use the site, meaning your activities on the site are encrypted. 

OnlyMP3 doesn’t require you to download any software or register with personal information, which is a plus for keeping your computer and your data safe.

Just remember, when using any online converter, keeping your antivirus software up to date can provide an extra layer of security

How to Use Safely

Diving into the world of music and podcasts with is as simple as it gets, but staying safe while doing so is key. Here’s how you can enjoy your favorite YouTube videos in MP3 format without a hitch:

  1. Start with the Right Link: Make sure the YouTube video link you’re using is from a reliable source. This minimizes the risk of stumbling upon unwanted content.
  2. Use a Secure Connection: Always ensure your internet connection is secure. Using on a public Wi-Fi might expose you to unnecessary risks.
  3. Beware of Ads: is free, which means ads support it. While most are safe, always be cautious about what you click. Avoid any ad that asks for personal information or looks suspicious.
  4. Keep Your Antivirus On: Even though doesn’t require you to download any software, having your antivirus active is a good safety net for any online activity.

By following these simple steps, you can safely enjoy converting and downloading MP3 files from your favorite YouTube videos.

FAQs about

Is using to convert YouTube videos to MP3 files legal?

Generally, yes, though it is largely dependent on the content you’re converting and your intended use. YouTube’s terms of service prohibit downloading or converting its content without permission from the copyright holder, except for content that’s explicitly made available for download by YouTube or the content creator.

Therefore, while the act of conversion for personal, non-commercial use, especially for content not protected by copyright (like public domain works), is less likely to face legal challenges, it’s important to respect copyright laws and the rights of content creators. Always ensure you have the right to convert and download any content you’re interested in.

Are there any limits on the number of videos I can convert with does not impose a limit on the number of videos you can convert. Users are free to convert as many YouTube videos to MP3 files as they wish, without facing any restrictions on the number, length, or size of the videos.

Can I use on my mobile device?

Yes, you can use on your mobile device. The website is designed to be responsive, meaning it adjusts to fit the screen size of your device, whether it’s a smartphone or a tablet.