Video Downloader
Video downloader is an online video download tool supporting downloads from YouTube and other mainstream video platforms, providing multiple resolution and format options, convenient for users to download appropriate versions according to needs.
Features
Supports downloading videos from YouTube; simply paste video link to get video information and download options. Provides multiple video format and audio format choices, including MP4, WebM video formats, and M4A, WebM audio formats, selectable based on device compatibility and usage needs.
Supports multiple resolution options from standard definition to high definition and even ultra-high definition. Different resolutions correspond to different file sizes, selectable based on network conditions and storage space. After parsing video link, displays video title, thumbnail, and description information, helping users confirm download content is correct.
Provides audio-only format download option, suitable for downloading music, podcasts, audiobooks, smaller file size. Download list shows estimated file size for each format, helping users understand file size before downloading.
How to Use
Open YouTube or other supported video platforms, copy video page URL link, paste link into tool's input box, click "Download" button, wait for video information to load, select desired resolution and format from format list, click corresponding format row's "Download" button, video will start downloading to browser's default download location.
When downloading audio, paste video link and parse, find options marked as "audio only" in format list, select appropriate audio format based on sound quality and file size, click "Download" button to get audio file.
After parsing link, tool displays video title, video thumbnail, video description, and original video link; click to open original video page.
Format and Resolution Description
Video Formats: MP4 is the most commonly used video format with best compatibility, supports almost all devices and players, recommended for most scenarios. WebM is open format with smaller file size but limited device support, suitable for online playback or web use.
Audio Formats: M4A is common audio format with good sound quality and moderate file size, preferred format for iOS devices and iTunes. WebM is open audio format with small file size but less device support. Opus is efficient audio encoding format with quality superior to MP3 but limited compatibility.
Resolution Options: 360p/480p standard definition quality, small files, suitable for mobile network downloads or limited storage space scenarios. 720p high definition quality, balanced quality and file size, suitable for most viewing scenarios. 1080p full high definition quality, clear picture with larger files, suitable for large screen viewing. 1440p/2160p (4K) ultra-high definition quality, excellent picture with very large files, suitable for professional use or high-end devices.
Use Cases
After downloading videos can watch in environments without network, suitable for travel, commuting, or unstable network scenarios. Backup important teaching videos, tutorials, documentaries to avoid resource loss from video deletion or platform closure. Download course videos, lectures, training content for learning, convenient for repeated viewing and study. Extract audio from videos for music listening, language learning, podcast collection.
Usage Recommendations
Before downloading videos confirm content is allowed for download and use, respect creator copyright, do not use downloaded content for commercial purposes or unauthorized distribution. General scenarios recommend downloading MP4 format for good compatibility; audio-only needs can choose M4A or MP3 format.
Mobile device viewing or limited storage space, choose 720p to meet needs. Computer or TV viewing can choose 1080p or higher. High definition video files may reach hundreds of MB or even GB; confirm device has sufficient storage space before downloading and consider network traffic consumption.
When downloading large files ensure stable network connection; network interruptions may cause download failures or file corruption.
Notes
Only download content you have rights to download; unauthorized downloading and distributing copyrighted content may violate laws. This tool is for personal legal use only. Some videos may be restricted by region, age, or copyright and cannot be downloaded; tool will display error message.
Download speed depends on video source server and your network bandwidth; high-definition videos may take longer to download. Very large video files may be limited by browser or system download restrictions; if download fails, try lower resolution or professional download tools.
Confirm device supports selected format before downloading; some devices may not support WebM or other special formats, recommend prioritizing MP4. Video downloads may consume credits; specific consumption depends on video duration, resolution, and format.
Tool relies on third-party video parsing services; some functionality may be temporarily unavailable during video platform updates or service maintenance.



