HomeDesign 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.

HomeDesign compared with Mermaid Viewer
Detail	HomeDesign	Mermaid Viewer
What it does	See your future home in minutes	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	Paid	Freemium
Pricing	Lite: $5 (80 credits, valid 30 days). Plus: $9 (was $10, 160 credits, valid 60 days, for typical 7-room home). Pro: $17 (was $20, 320 credits, valid 90 days). Max: $32 (was $40, 640 credits, valid 180 days). Credits cost: Room concept 1 credit, 2D room plan 2 credits, Realistic render 3 credits, 360	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 from room photos AI Exterior Design from house photos AI Floor Plan to 3D rooms with furniture layouts 360° room walkthroughs Local editing for specific design elements Style selection for design direction Before and after comparison views Credit-based pricing with flexible amounts Commercial usage rights	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	Results arrive in browser within about one minute Works from photos or existing floor plans with no design experience required Local edits cost fewer credits than full regeneration Preserves room structure and dimensions in all outputs Free trial with 5 credits, no credit card required	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)	7 +5 (up) since last check	6 +1 (up) since last check
Trust Flow (Majestic)	7	3
Citation Flow (Majestic)	22	23
Referring domains (Majestic)	23	12

5 details filled in for both companies.

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