| What it does | AI-powered UX audits that tell you exactly what to fix
| Extract a design system from any website for AI
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| Stage | Startup
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| Founded | 2024
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| Based in | Not given
| US
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: $0 for one audit per month, limited to 1 page with overall score, all 6 dimension scores, and one finding in full. Starter: $49 per audit for up to 3 pages of the same site, all findings with evidence and fixes, cross-page analysis, PDF export, and sprint roadmap. Agency: $149 per month for up
| Free: 2 design packs a day without account, 5 per day with free account. Pro: $9 per month (or $90 per year) for 50 packs per month, any page of a site, private packs, MCP server and REST API.
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| Key features | - 6 UX dimension scoring across Navigation, Visual Hierarchy, Friction, Accessibility, Conversion Design, and Mobile UX
- Prioritized findings with severity ratings
- Sprint roadmap with effort and impact prioritization
- Annotated screenshots with evidence
- PDF export and shareable reports
- White-label branding option
- Multi-page analysis with cross-page comparison
- Research-backed impact estimates with citations
- Claude integration for audits
- Desktop and mobile screenshot capture
| - DESIGN.md in Google's format describing colors, type, spacing, radii, shadows and components
- BEHAVIOR.md covering hover, focus, tooltips, menus, motion, scrolling, tables, forms and dark mode
- Screenshots at four widths: 1440, 1024, 768 and 390 pixels
- W3C design tokens (DTCG) format for Style Dictionary and Figma plugins
- CSS custom properties with all design values
- Tailwind v4 theme block
- SKILL.md for Claude Code and Cursor
- MCP server integration for AI agents to fetch packs automatically
- REST API with keys for automated access
- Private packs accessible only to the user
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| What makes it different | - Results in under 5 minutes
- Free audit every month with no credit card required
- 50+ research-backed heuristics from Nielsen Norman Group and Baymard Institute
- Evidence-driven findings with measured values verified before delivery
- Faster and more affordable than manual expert reviews costing $3,000–$15,000
| - Measured from live pages, not guessed from screenshots
- Captures behavioral details like interactions and state changes, not just visual design
- Free tier requires no account or card to try
- AI agents can use Stylepack directly with Pro via MCP server
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 11 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 0 | 0 |
| Citation Flow (Majestic) | 6 | 0 |
| Referring domains (Majestic) | 2 | 0 |