UserDemos vs sync.

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

UserDemos compared with sync.
Detail	UserDemos	sync.
What it does	Build animated product demos from your website with AI	AI lip sync, dubbing and talking video for Claude Code, Codex, Cursor and other agents
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Paid	Freemium
Pricing	Starter: £19 per month with monthly build usage, hosting for up to 3 live demos, background music, generated narration, and 2 users included. Pro: £39 per month with 3× the monthly usage of Starter, hosting for up to 10 live demos, background music, generated narration, and unlimited users. Usage pa	Free tier: 3 free video generations per month (up to 15 seconds each), 10 monthly audio generations. Paid plans on legacy usage billing: Hobbyist ($6 invoice threshold, $0.04-$0.05/sec lipsync-2), Creator ($20 threshold, $0.067-$0.083/sec lipsync-2-pro), Growth ($50 threshold), Scale ($250 threshold
Key features	AI-generated animated demos from website screenshots Embed anywhere with HTML or iframe code Generated narration and background music Works with Webflow, WordPress, Framer, HubSpot, Squarespace, Shopify, Next.js No watermark or player branding Dashboard to manage all live demos Draft review before publishing Control over when demos go live	Lip-sync videos to new audio or typed scripts Make photos, portraits and characters talk Add dialogue to AI-generated video clips from Veo, Kling, Sora Dub videos into other languages with matching lips Edit or remove spoken words in original voice Localize campaigns across multiple markets Batch lip-sync CSV rows or folders resumably Build sync. into apps with REST API and SDKs Integration with Claude Code, Codex, Cursor and other agents Cost estimation and approval before paid work
What makes it different	No recording or scripting required - select screens and AI generates the demo	Agent-first approach: works natively with Claude Code, Codex, Cursor and other AI agents Plain language commands: describe what you want and the agent picks the matching skill Always-approved billing: costs quoted before paid work with user approval required Complete end-to-end workflow: from lip-sync to dubbing to localization to API integration
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	67 +1 (up) since last check
Trust Flow (Majestic)	0	12
Citation Flow (Majestic)	0	42
Referring domains (Majestic)	0	1145

5 details filled in for both companies.

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