Mermaid Viewer vs Trangram

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 Trangram
Detail	Mermaid Viewer	Trangram
What it does	Free online Mermaid diagram viewer and editor with live preview, AI generation, and exports	Free browser-based vector editor for creating illustrations and animations
Stage	Not given	Established
Founded	Not given	2019
Based in	Not given	Not given
Pricing model	Freemium	Free
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	Not given
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	Looping - Cycle, Ping Pong, and Continue patterns Easing functions - control animation timing Export to multiple formats - MP4, WebM, GIF, PNG, JPG, WebP, SVG
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	Single platform combining illustration and animation without switching tools Iterative workflow to continuously refine designs and animations No installation, signup, or login required Guided tours for beginners learning illustration and animation Powerful Bézier curve tools for smooth, flexible shapes
Community votes	0	0
DR (Domain Rating by Ahrefs)	6 +1 (up) since last check	13 no change since last check
Trust Flow (Majestic)	3	5
Citation Flow (Majestic)	23	28
Referring domains (Majestic)	12	126

4 details filled in for both companies.

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