Want to save a YouTube video to watch offline, share it, or keep it for later? Downloader by The Atom lets you download any public YouTube video — up to 4K resolution — completely free, with no account and no software to install.
Step-by-Step: Download a YouTube Video
- Copy the YouTube link. Open YouTube, find the video you want, and copy the URL from your browser address bar (e.g.
https://youtube.com/watch?v=...). - Paste it into the downloader. Go to downloader.theatom.lk, paste the link into the input field, and click Find Media.
- Wait a few seconds. The tool inspects the video and fetches all available formats — from 144p up to 4K, plus audio-only options.
- Choose your quality. Pick the resolution and format you want (MP4, WEBM, MP3, M4A).
- Click Download. The server prepares your file and your browser saves it automatically when ready.
What Qualities Are Available?
Downloader by The Atom supports every resolution YouTube provides for a video:
- Video: 144p, 240p, 360p, 480p, 720p, 1080p, 1440p, 2160p (4K)
- Formats: MP4 and WEBM
- Audio only: M4A (original), WEBM audio, and MP3 (converted)
4K and 1440p videos require a server-side merge of the video and audio tracks, which the tool handles automatically in the background.
Is It Free?
Yes, completely. Downloader by The Atom has no subscription fees, no ads, and no sign-up required. It runs on a free Hugging Face backend with 16 GB of RAM, so it can handle high-quality 4K video merging without crashing.
Does It Work on Mobile?
Yes. Open downloader.theatom.lk in your mobile browser (Chrome, Safari, Firefox), paste a link, and download directly to your device. On iOS, you may need to use the "Files" app to find the saved video.
Why Not Just Use YouTube's Offline Feature?
YouTube's offline mode only works inside the YouTube app, locks the file to your device, and requires a Premium subscription. Downloading via Downloader by The Atom gives you a real video file that you can play anywhere, share, edit, or archive.
Supported YouTube Link Formats
- Standard watch links:
youtube.com/watch?v=... - Shortened links:
youtu.be/... - Shorts:
youtube.com/shorts/... - Embedded links:
youtube.com/embed/...
Ready to download? Paste your YouTube link below and get started for free.
Open Downloader