Here are the top 3 alternative websites to SnapDownloader for downloading online videos:

1.Y2Mate

• One of the most popular free video downloaders
• Supports YouTube, Facebook, TikTok, and many other sites
• Offers multiple quality options including MP4 and MP3 formats
• Simple interface with just paste link and download

2.SaveFrom.net

• Very reliable and has been around for years
• Supports over 1000+ websites including Vimeo, Dailymotion, etc.
• Offers browser extensions for Chrome and Firefox
• Clean interface with minimal ads

3.9xBuddy

• Supports a wide range of websites (1000+ platforms)
• Can download videos, audio, and subtitles separately
• No registration required
• Works well with streaming sites and social media platforms

Honorable Mentions:

• Catchvideo.net - Good for playlist downloads
• SSYouTube.com - Simple YouTube-specific downloader
• ClipConverter.cc - Also offers conversion features

Note: Always ensure you have the right to download content and respect copyright laws. These services should only be used for personal use or content you have permission to download.