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H3 Max vs Ultrademo

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

H3 Max compared with Ultrademo
DetailH3 Max logo H3 MaxUltrademo logo Ultrademo
What it doesAI video generator using MiniMax H3 Max for text-to-video and image-to-video creation 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
PricingFree account with initial credits; annual plans from $149/year (Basic: 14,400 credits) to $999/year (Max: 180,000 credits). Generation billed per second: H3 Max at 480P from 10 credits/second, 768P from 16 credits/second, 1080P from 32 credits/second; standard H3 at 480P 10, 768P 12, 2K 26, 4K 32 cr The skill is free. The app is in early access with one free hosted video to start; pricing to be announced.
Key features
  • Text-to-video and image-to-video generation
  • 5-15 second video output duration
  • Multiple resolution options up to 4K
  • Optional beginning and ending frames for composition control
  • Synchronized audio generation with video
  • Prompt expansion controls for detail levels
  • Character consistency across multiple shots
  • Multiple aspect ratios including 21:9, 16:9, 4:3, 1:1, 3:4, 9:16
  • Directed camera movement following descriptions
  • Per-second credit billing with upfront cost display
  • 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
  • Independent operation with transparent credit-based billing and account-owned storage
  • Synchronized native audio generation in the same pass as video
  • Strong prompt adherence and fast iteration with H3 Max model
  • Failed renders automatically refunded in full credits
  • Supports both English and Chinese prompts
  • 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)22 +1 (up) since last check11 +2 (up) since last check
Trust Flow (Majestic)140
Citation Flow (Majestic)2815
Referring domains (Majestic)706

5 details filled in for both companies.

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