CompressMP4
Free private video compressor with target-size control
- Who it's for
- People who need to shrink a local video file without uploading it
- Use cases
- Compress MP4 before attaching to email
- Shrink clips for chat and messaging apps
- Meet upload form size limits for large videos
- Pricing
- Free
- Platforms
- Web
About CompressMP4
CompressMP4 reduces MP4, MOV, WebM, M4V, and MKV videos locally in the browser. Users can choose a percentage or target file size and download a smaller MP4 without first uploading the video to a server.
Vibe Check
VibeKing's own scan of compressmp4.org's homepage, · scanner 1.0
- TitlePass: Set, 53 characters
- Meta descriptionPass: Set, 152 characters
- sitemap.xmlPass: Found
- robots.txtPass: Found, lets search and AI crawlers in
- llms.txtPass: Found
- Share previewCheck: Title set, no og:image
- Readable without JavaScriptPass: Yes, 10,520 characters of text
Fix first
- Add a 1200x630 og:image meta tag so shared links show a real preview.
- Add Organization and WebSite (or SoftwareApplication) JSON-LD.
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A
Andy Zhang
Maker of CompressMP4
Hype · compared with other VibeKing listings, last 30 days
StatusOnline
CategoryVideo
Built withWebCodecs, FFmpeg WebAssembly, Cloudflare Workers
ListedJul 19, 2026
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