Mermaid Viewer vs getwowlink

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 getwowlink
Detail	Mermaid Viewer	getwowlink
What it does	Free online Mermaid diagram viewer and editor with live preview, AI generation, and exports	Automatic Open Graph images for every page of your site
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	AE
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: 1 website, 100 pages with images, 1 design, 2 AI designs and 10 AI edits a month, small getwowlink badge on images. Indie: $120/year ($10/month, 2 months free), 3 websites, 5,000 pages with images, home + 1 section design per site, 10 AI designs and 50 AI edits a month, no badge. Pro: $390/yea
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	Automatic image generation for every page Design template editor with Figma-like controls AI-powered design variants and edits Preview links in X, LinkedIn, Slack, WhatsApp and Telegram One-click WordPress plugin installation Analytics by platform on Pro plan Page auto-updates when content changes Free link preview checker without signup
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	No manual image creation for new pages Reads page data automatically—nothing to fill in twice Does not slow down your site or hurt SEO Works with SEO plugins like Yoast and Rank Math
Community votes	0	0
DR (Domain Rating by Ahrefs)	8 +1 (up) since last check	13 no change since last check
Trust Flow (Majestic)	3	1
Citation Flow (Majestic)	23	24
Referring domains (Majestic)	12	24

5 details filled in for both companies.

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