OnlyMP3 Frequently Asked Questions
1. What is OnlyMP3?
OnlyMP3 is a free online YouTube to MP3 converter and MP3 downloader. Paste a YouTube link, choose 128, 192, 256, or 320 kbps, and download the audio file directly in your browser without installing software or creating an account.
2. Is OnlyMP3 safe to use?
Yes, OnlyMP3 is completely safe. There is no malware, no viruses, and no software to install. Everything works directly in your browser.
3. Do I need an account to convert videos?
No. You don't need to register or create an account. Just paste the video URL and convert — it's that simple.
4. What bitrates does OnlyMP3 support?
We support the standard MP3 bitrates: 128 kbps, 192 kbps, 256 kbps, and 320 kbps (the highest MP3 quality).
5. Is there a limit to how many MP3s I can convert?
No, OnlyMP3 offers unlimited conversions and downloads — completely free, no daily quotas.
6. What's the maximum video length supported?
There's no strict limit, but very long videos (over a few hours) may take longer to convert. We recommend videos under 2 hours for the best experience.
7. Where are converted MP3s saved?
Files are saved to your browser's default download folder. You can change this location in your browser settings. On mobile devices, check your Downloads folder or Files app.
8. Why is my conversion failing?
The video may be from a private channel, region-restricted, or the URL may be invalid. Please double-check the URL and try again.
9. Can I use OnlyMP3 on my phone?
Yes! OnlyMP3 works on all mobile devices including iPhone and Android. Open our website in your mobile browser, paste the URL, and tap Convert.
Related OnlyMP3 guides
Comparing onlymp3.to and OnlyMP3.tools? Read the domain comparison. Need help choosing MP3 quality? Use the 320 kbps bitrate guide.