Cobalt YouTube Downloader
Download YouTube videos and audio for free in HD 1080p, 4K quality, or MP3 format. No installation, no ads, privacy-focused.
Supported YouTube Download Formats
Cobalt Tools supports various video and audio formats to meet your different needs
MP4 (1080p)
High-definition video format compatible with most devices
MP4 (720p)
Standard HD format, perfect for saving space
MP4 (480p)
Smooth video format, ideal for mobile devices
MP3 (320kbps)
High-quality audio format for music collections
MP3 (128kbps)
Standard audio format for general listening
WebM (VP9)
High-compression video format for advanced users
How to Use Cobalt YouTube Downloader
Download any YouTube video in just three simple steps
Copy Video URL
Find the video you want to download on YouTube and copy the URL from your browser's address bar.
Paste into Cobalt
Paste the copied link into the Cobalt Tools input box above. The system will automatically detect the video information.
Choose Format & Download
Select your desired video format and quality, then click the download button. The file will immediately start downloading to your device.
Why Choose Cobalt Tools for YouTube Downloads
We provide the simplest and safest YouTube video downloading experience
Completely Free
No fees, no account registration, unlimited downloads, and no file size restrictions.
Safe & Private
We don't collect personal data, track user behavior, or store download history, protecting your privacy.
High-Speed Downloads
Advanced download technology ensures the fastest download speeds and most stable connections.
No Ads, No Malware
Clean user interface with no pop-up ads or malware for the purest download experience.
Multiple Quality Options
Support for various video qualities from low resolution to 4K Ultra HD, plus different audio bitrates.
Cross-Platform Compatible
Works on Windows, Mac, iOS, Android, and all major operating systems with no software installation required.
Frequently Asked Questions
Common questions about YouTube video downloading
How do I use Cobalt Tools to download YouTube videos?
It's simple: Copy the URL of the YouTube video you want to download, paste it into the input box above, select your preferred format and quality, then click the download button. No registration or software installation required.
Is downloading YouTube videos legal?
In most countries, downloading YouTube videos for personal, non-commercial use is generally considered fair use. However, please ensure you respect copyright laws, don't distribute copyrighted content, and only download content you have the right to access for personal use.
Can I download YouTube music videos and convert them to MP3?
Yes, Cobalt Tools supports converting YouTube videos to high-quality MP3 audio files. Simply paste the video link and select the MP3 format option.
Does Cobalt Tools support downloading 4K YouTube videos?
Yes, we support downloading YouTube videos in resolutions up to 4K, provided the original video offers that resolution option.
Do I need to pay to use Cobalt Tools for downloading YouTube videos?
No. Cobalt Tools is a completely free service with no hidden fees. We don't require you to register an account or provide credit card information.
Can I use Cobalt Tools to download YouTube videos on my phone?
Yes, Cobalt Tools is fully compatible with mobile devices. You can access our website using any modern browser on your smartphone or tablet to download videos.
Start Downloading YouTube Videos Now
No registration, no installation, completely free. Experience the simplest YouTube video downloader tool now.
Start Downloading