Mermaid Viewer vs DesignAuditly

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 DesignAuditly
Detail	Mermaid Viewer	DesignAuditly
What it does	Free online Mermaid diagram viewer and editor with live preview, AI generation, and exports	Design intelligence tools for logo analysis, design preflight, and creative brief analysis
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: 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 Logo Analyzer with up to 5 analyses per day. Paid one-time services: Logo Vectorizer from $2.90, Creative Brief Analyzer for $4.90, Design Preflight for $9.90. Professional design services available with package pricing shown before purchase in USD.
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	Free logo analysis with clarity, balance and small-size readability checks Real-world stress testing at favicon, 32px icon, social avatar, navbar, light and dark backgrounds Logo vectorizer to convert raster artwork into clean, scalable vectors Design preflight for print readiness and file delivery checks Creative brief analyzer to clarify requirements and visual direction AI-assisted interpretation combined with pixel-based measured checks Design Passport for branded client handoff documentation with file inventory and specifications AI Prompt Generator for tailored image generation and writing prompts
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	Separates observed facts from interpretation with confidence levels instead of generic advice Reports prioritize issues most likely to affect readability, handoff or production No subscription required; pay only for one-time reports and services
Community votes	0	0
DR (Domain Rating by Ahrefs)	6 +1 (up) since last check	1 no change since last check
Trust Flow (Majestic)	3	1
Citation Flow (Majestic)	23	14
Referring domains (Majestic)	12	6

5 details filled in for both companies.

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