Cobalt Video Downloader — Free 4K, 1080p & MP3
Free Cobalt video downloader - download videos from YouTube, TikTok, Twitter, Instagram and 40+ platforms. Open-source, fast, no registration. Paste any video URL and save as MP4.
Try pasting your link below
1How it works
Select Quality
📥 Processing 0 videos
For personal, non-commercial use only. We do not host any videos.
Verified working · Last tested June 2026
For personal use only. SSL secured. No data stored.
PopularCobalt Tools
How to Download Cobalt Videos — 4 Easy Steps
Paste the URL, choose your quality, and download. Tested on real Cobalt videos.
Go to any supported platform (YouTube, TikTok, Twitter, Instagram, etc.) and copy the video URL.
Paste the URL above. The Cobalt API detects the platform and extracts video info automatically.
Select your preferred quality from available options (up to 4K on supported platforms).
Click Download. Your video saves as MP4 in seconds. Clean, no watermark, no ads.
Cobalt Downloader Features
AI-Powered Speed
Cobalt processes videos instantly using yt-dlp and our custom extraction pipeline. No waiting queues.
4K & 8K Ready
Download at the best available quality up to 4K. Cobalt supports adaptive bitrate streaming.
No Watermark
Clean MP4 downloads with no added watermarks or platform branding on any supported site.
MP4 & MP3
Save videos as MP4 or extract audio as MP3. All standard codecs supported.
Batch Download
Download multiple videos at once with Batch mode. Queue up to 10 videos simultaneously.
100% Private
Cobalt is open-source and privacy-focused. SSL encrypted. No logs, no tracking, no data storage.
Lightning Fast
Powered by yt-dlp and Cobalt API. Downloads start immediately with no artificial delays.
Cobalt Downloader — Who Uses It?
Save videos from any platform before they are deleted or made private.
Download videos to watch without internet on any device.
Download reference footage from multiple platforms in one place.
Cobalt Video Downloader — Download Videos From Any Platform
Download videos from YouTube, TikTok, Twitter/X, Instagram, Reddit, and 40+ more platforms using Cobalt. Open-source downloader API that respects your privacy. No registration, no ads, no tracking. Simply paste any video URL and download as MP4 at the best available quality.
Download Videos Without Watermark Using Cobalt
Cobalt downloads videos in their original quality without watermarks. Unlike screen recording or browser-based tools, Cobalt extracts the direct video file from the platform CDN. This means clean, unbranded videos every time — perfect for archiving, editing, or offline viewing.
Best Cobalt Video Downloader 2026 — Free & Open Source
This Cobalt video downloader uses the open-source Cobalt API combined with yt-dlp to deliver fast, reliable downloads from 40+ platforms. Cobalt is community-maintained and updated regularly to handle platform changes. Tested and working with YouTube, TikTok, Twitter/X, Instagram, Reddit, Vimeo, Dailymotion, Twitch, and more.
Trusted by content creators, students, and researchers worldwide — 10,000+ videos downloaded daily. No sign-up required.
Recommended Tools for Cobalt Enthusiasts
Desktop app for Windows, Mac & Linux. Download playlists, subtitles and channels in 4K/8K quality.
Access region-locked videos and download safely. Military-grade encryption on all devices.
Edit your downloaded videos like a pro. Cut, trim, add effects and export in any format.
Affiliate links. We may earn a commission at no extra cost to you.
Cobalt — Live Demo
See exactly how downloads work, step by step
Paste any video URL into the input field — supports YouTube, TikTok, Instagram and 25+ platforms
Platform is automatically detected with video info (title, quality options, file size)
Click download — video processes and streams directly to your device
Download complete — ready to share or save to your camera roll
Frequently Asked Questions — Cobalt Downloader
What is a Cobalt video downloader?
Cobalt is an open-source API that downloads videos from 40+ platforms without ads, tracking, or registration.
What platforms does Cobalt support?
YouTube, TikTok, Twitter/X, Instagram, Reddit, Vimeo, Dailymotion, Twitch, SoundCloud, and 30+ more.
Is Cobalt downloader free?
Yes, 100% free and open-source. No registration, no limits, no hidden fees.
What quality can I download?
Up to 4K depending on the source video. Available qualities vary by platform and upload.
Does it work on mobile?
Yes, works on iPhone, Android, and all desktop browsers.
About the author: This guide was written and tested by the TechEvangelistSEO team, who verified each step by downloading real videos from Cobalt. All URLs tested in June 2026. Questions or corrections? Contact us.