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SiVideoGen vs Ultrademo

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

SiVideoGen compared with Ultrademo
DetailSiVideoGen logo SiVideoGenUltrademo logo Ultrademo
What it doesAI video generator: turn text or a photo into video with multiple AI models Studio-quality demo videos made from your real product by AI
StageNot given MVP
FoundedNot given Not given
Based inNot given US
Pricing modelPaid Freemium
PricingFree trial with 90 credits for new users. Credit packs from $9.90 (1,100 credits). Prices vary by model and video settings. No subscription, credits never expire, failed generations refunded automatically. The skill is free. The app is in early access with one free hosted video to start; pricing to be announced.
Key features
  • Multiple AI video models in one place
  • Text-to-video generation
  • Image-to-video generation
  • Multiple resolutions and aspect ratios
  • Commercial use without watermark
  • Prompt enhancement tool
  • Video history and redownload
  • Creates videos from real product screens without stock footage
  • Four video types: launch, explainer, spotlight and ad
  • Multiple formats from one project: landscape, vertical and 15 or 30 second cuts
  • AI writes story with hook, problem and resolution
  • Checks every frame before showing the video
  • Edit by commenting directly on the video
  • Generates thumbnails in every platform size
  • Only changed scenes are rebuilt when UI updates
  • Works with Claude Code, Codex, Gemini CLI, Figma and ElevenLabs
  • Free voices included with ElevenLabs integration
What makes it different
  • Nine different AI models with individual strengths in one platform
  • Pay only for successful video renders with automatic refund on failures
  • Credits never expire and no subscription required
  • Image-to-video for consistent character and product shots
  • Free and open source with no per-video cost
  • Runs on your computer using your own Claude plan
  • Every format generated from one project automatically
  • Smart rebuilding when product changes
  • Professional voice and music mixing included
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)33 −1 (down) since last check11 +2 (up) since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)015
Referring domains (Majestic)06

5 details filled in for both companies.

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