AI Video Clipper for Viral Shorts
Turn long YouTube videos into viral short clips in minutes
MarbSocial AI Clipper analyzes long videos (podcasts, interviews, lectures, lives) and finds the most viral moments — emotional peaks, quotes, tips — cutting them into short 15-60 second clips. Each clip gets TikTok/Reels-style auto-captions, 9:16 crop, and a hook phrase overlay for the first 3 seconds. Works with YouTube, long TikTok, Instagram Reels, Vimeo, Twitch — just paste a link.
What it does
4-factor virality scoring (hook, emotion, shareability, context)
Auto-captions in Russian and English (Gemini STT)
9:16 / 1:1 / 16:9 crop with manual position control
"Fit with bars" mode for reposting YouTube content to Reels
Hook overlay — catchy phrase on first 3 seconds
MP4 export with burn-in captions — ready to upload anywhere
Fast generation: 60s clip ready in ~60-80s
Works with RU/EN content — AI understands Russian slang and CIS culture
FAQ
How long does clipping take?
A 15-30 minute video processes in 3-5 minutes: download (30s), Gemini STT transcription (2-3 min), virality detection (30s), rendering 5 clips (1-2 min in background). Ready clips available in your dashboard and via direct link.
Does it support TikTok and Instagram?
Yes. Besides YouTube we support TikTok (including long videos), Instagram Reels/posts, Vimeo, Twitch clips. Private Instagram videos require server-side cookies (admin uploads via /admin/cookies).
Can I edit clips before download?
Yes: drag start/end with 0.1s precision, switch aspect ratio (9:16/1:1/16:9), choose crop vs letterbox, tune subtitle color/size/position. Any change = new render ~60s.
How many free clips?
Standard: 3 projects/month, up to 5 clips per project. Professional: 20 projects. Advanced: unlimited. AI tokens (Gemini STT and highlight detection) are included.
Is clipping YouTube videos legal?
If it's your own video or you have rights-holder permission — yes. For third-party videos use fair use (citation, review, commentary) or get the author's permission. MarbSocial is a tool; copyright compliance is on you.
See also
Start for free
Standard plan — 3 accounts, 100 posts/month. No credit card required.
Try AI Clipper — 3 projects free