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Listenly vs Ultrademo

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

Listenly compared with Ultrademo
DetailListenly logo ListenlyUltrademo logo Ultrademo
What it doesConvert any text into natural-sounding audio Studio-quality demo videos made from your real product by AI
StageNot given MVP
FoundedNot given Not given
Based inNot given US
Pricing modelNot given Freemium
PricingPay-as-you-go credits: Standard voices ~$1.50/hour, HD voices ~$3.50/hour. Free tier: 20 minutes with Standard voices. Occasional listener: $15 in credits. Pro listener: $50 in credits. Credits never expire. The skill is free. The app is in early access with one free hosted video to start; pricing to be announced.
Key features
  • 36 different AI voices to choose from
  • Automatic document cleaning removes headers, page numbers, and footnotes
  • Support for over 50 languages
  • Export audio in M4A or M4B formats
  • Mobile browser support with app coming
  • Standard and HD voice quality options
  • Public library with thousands of narrated books
  • Convert links, files, and pasted text to audio
  • 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
  • Natural-sounding narration using latest AI text-to-speech models
  • Intelligent cleaning of messy documents before narration
  • Pay-as-you-go credit system with no subscription required
  • Large public library of high-quality narrated books
  • 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)11 +1 (up) since last check11 +2 (up) since last check
Trust Flow (Majestic)110
Citation Flow (Majestic)3015
Referring domains (Majestic)1006

4 details filled in for both companies.

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