YouTube has videos for entertainment and education. Subscribers can download them to the YouTube app for offline viewing. But as a Premium user, you can only convert and store YouTube videos as encrypted BLOB files on your hard drive, not in digital formats like MP4, MKV, MP3, etc. To convert YouTube videos for playback on a computer without an internet connection the easiest and most flexible way is to use online YouTube video converters. So are they good or not? Read my review.
Y2meta
Y2meta is one of the famous YouTube Video Converter tools for Android and iOS devices. Using Y2meta, you can download video and audio from YouTube in the highest quality. Also, select multiple formats such as MP4, MP3, AAC, 3GP, MOV, MKV., and more. This free YouTube video Downloader supports an extensive range of browsers such as Chrome, Safari, Firefox, Microsoft Edge, and much more. Installing chrome extension on your browsers, and directly download videos and audio from YouTube in HD quality.
Advantages:
- Don’t compromise quality.
- Download YouTube music free of cost.
- Save video and audio in HD quality.
- It provides user user-friendly interface.
SSYouTube:
If you’re looking oldest online YouTube Video Downloader tool So SSYouTube is one of the best tools for downloading YouTube videos in HD quality. Also, it allows you to download YouTube videos in 8K quality. and supported a wide range of video streaming sites such as Facebook, Twitter, Instagram, and more. it’s a simple process to convert YouTube videos. First, add link into the search box. choose it MP3 and MP4 files as you want to convert it. click on the download button. save your desired video directly to your device.
Advantages:
- Simply Convert YouTube to MP3.
- No register process.
- easy to navigate it.
- supported a range of browsers and devices.
YTMP4:
You can use YTMP4 which is compatible with a number of video and audio formats such as MP3, MP4, AVI, 3GP, and many more. it’s fantastic and awesome YouTube Video Downloader tool for converting and downloading YouTube videos in HD quality. Users can simply use this tool on different devices such as Android, iOS, macOS, Windows, and more. it provides a simple and lightweight interface in which you can easily navigate it.
Advantages
- It does not contain ads which makes it a clear interface.
- Download videos in high resolution.
- No need to sign the process.
- It provides the highest security.
- Convert YouTube videos to MP3, MP4, etc.
steve 
LuminaSEO 
meramonitor