Home Design AI vs Mermaid Viewer

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

Home Design AI compared with Mermaid Viewer
Detail	Home Design AI	Mermaid Viewer
What it does	AI-powered tool to visualize interior, exterior, and floor plan designs from photos or briefs	Free online Mermaid diagram viewer and editor with live preview, AI generation, and exports
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: 3 Basic generations per UTC day. Starter (one-time): $6.99 for 50 permanent credits. Professional (one-time): $24.99 for 200 permanent credits. Enterprise (one-time): $59.99 for 500 permanent credits. Starter (yearly): $95.90 annually for 1,200 credits. Professional (yearly): $287.90 annually	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
Key features	AI Interior Design for exploring furniture, materials, finishes, and lighting from room photos AI Virtual Staging to furnish empty rooms with realistic scale and lighting AI Exterior Design to compare facade, material, and curb appeal directions AI Landscape Design for planning planting, paths, patios, and outdoor zones Floor Plan Generator to turn room lists into plan concepts Floor Plan to 3D to preview furnished three-dimensional design directions Support for JPEG, PNG, and WebP file uploads up to 30 MB Private design history with secure storage and controlled access Multiple generation options with Basic 1K and Pro 2K image quality models Watermark-free downloads for paid users	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
What makes it different	Focused workflows for specific design tasks like kitchen, bedroom, bathroom, living room, and restaurant design Preserves original room elements like walls, doors, windows, and proportions unless specific changes are requested Commercial-use ready outputs for design visualization and property marketing No subscription required; pay once for permanent credits that never expire Free daily allowance of 3 Basic generations with no card required to start	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
Community votes	0	0
DR (Domain Rating by Ahrefs)	52 no change since last check	6 +1 (up) since last check
Trust Flow (Majestic)	9	3
Citation Flow (Majestic)	29	23
Referring domains (Majestic)	113	12

5 details filled in for both companies.

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