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Seadanse vs Ultrademo

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

Seadanse compared with Ultrademo
DetailSeadanse logo SeadanseUltrademo logo Ultrademo
What it doesAI video and image generation with Seedance 2.5 and other leading models through one composer Studio-quality demo videos made from your real product by AI
StageNot given MVP
FoundedNot given Not given
Based inNot given US
Pricing modelFreemium Freemium
PricingNot given The skill is free. The app is in early access with one free hosted video to start; pricing to be announced.
Key features
  • Up to 30-second videos in single pass
  • Multi-shot scenes with sound generation
  • 50 reference inputs (30 images, 10 videos, 10 audio clips)
  • Dialogue and audio in 11 languages
  • Multiple aspect ratios and resolutions
  • Frame-level editing and extension
  • Video templates for viral trends
  • Pre-made effects without prompts
  • Blender add-on integration
  • Multiple AI models in one platform
  • 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
  • Up to 50 reference inputs for precise scene control
  • Unified platform with one credit balance across all models
  • 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)47 +1 (up) since last check11 +2 (up) since last check
Trust Flow (Majestic)200
Citation Flow (Majestic)2815
Referring domains (Majestic)1106

4 details filled in for both companies.

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