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Mermaid Viewer vs BrokenProduct

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

Mermaid Viewer compared with BrokenProduct
DetailMermaid Viewer logo Mermaid ViewerBrokenProduct logo BrokenProduct
What it doesFree online Mermaid diagram viewer and editor with live preview, AI generation, and exports AI-powered UX audit with human review, delivered in 12 hours
StageNot given Startup
FoundedNot given 2026
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree: unlimited editor and preview, 3 saved diagrams, 5 AI uses total, PNG export 1× with watermark. Starter: $6.99/month or $69.90/year; 30 saved diagrams, 500 AI conversations per month, PNG export up to 4× without watermark. Pro: $11.99/month or $119.90/year; unlimited diagrams, unlimited AI, PNG Free plan: 1 full audit included (up to 30 screens, 12-hour delivery). Starter: $39 (5 full audits or 10 basic audits, $3.90 per credit, valid 6 months). Growth: $79 (12 full audits + 1 priority audit included, $3.16 per credit, valid 6 months). Scale: $149 (30 full audits + 3 priority audits, $2.48
Key features
  • Live preview of Mermaid code as you type
  • AI diagram generator, editor and syntax fixer
  • PNG export on every plan; JPG, SVG and PDF on Pro
  • All 22+ Mermaid diagram types supported
  • Share diagrams via public links and embeds
  • Save diagrams to cloud with folders and version history
  • Keyboard shortcuts and autocomplete
  • Mobile-responsive editor with pan and pinch-zoom
  • Browser extension for Chrome, Firefox, and Edge to capture product screens in the background
  • Screenshot upload for mobile apps (iOS and Android)
  • AI-powered UX analysis with human designer review for browser extension and upload audits
  • Figma plugin for design audits (fully automated, not human-reviewed)
  • Report delivery within 12 hours with PDF and severity scores
What makes it different
  • No account or sign-up required to start editing diagrams
  • Affordable pricing: Starter at $6.99/month, Pro at $11.99/month
  • Diagrams render in your browser; nothing stored unless you choose to save
  • Fast editor with instant rendering and clear error messages
  • Human-reviewed findings: every report is reviewed by a designer before delivery, with AI false positives removed
  • 12-hour turnaround time versus agencies taking 2-4 weeks and charging $2,500–$40,000
  • No code installation required; captures internal dashboards and logged-in product screens
  • Plain language reporting written for founders without UX background
  • Framework adapted to specific product type (SaaS, web app, website, landing page, mobile app)
Community votes00
DR (Domain Rating by Ahrefs)6 +1 (up) since last check9 +1 (up) since last check
Trust Flow (Majestic)37
Citation Flow (Majestic)2312
Referring domains (Majestic)125

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