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Poster Grammar vs San Xuan Tang

PosterGrammar is an AI-powered design engine that helps businesses create professional product photography, advertising posters, and marketing creatives. Upload a floor plan for a room-by-room AI feng shui report based on Xuan Kong Flying Stars, Ba Zhai and Form School, with annotated plan. Both are listed in AI.

PPoster Grammar logo

Poster Grammar

Freemium · 2 upvotes

Designed, not generated

View Poster Grammar
SSan Xuan Tang logo

San Xuan Tang

Freemium · 0 upvotes

Upload a floor plan, get an AI feng shui report. First free.

View San Xuan Tang

What they have in common

Both sit in AI.

Side by side

What it is

Poster Grammar
Designed, not generated
San Xuan Tang
Upload a floor plan, get an AI feng shui report. First free.

Best for

Poster Grammar
Product teams, marketing teams, designers, freelancers
San Xuan Tang
Homeowners, tenants, buyers and shop owners who want a structured feng shui reading of a floor plan before arranging a space or moving in.

Problem it solves

Poster Grammar
Many AI-generated visuals lack deliberate composition, branding alignment and layout discipline, resulting in inconsistent or low-quality outputs for product ads and listings.
San Xuan Tang
Reading a floor plan against Xuan Kong Flying Stars, Ba Zhai and Form School by hand takes time and specialist knowledge. People often want a clear, room-by-room reference they can review on their own.

How it works

Poster Grammar
A structured AI art director and layout engine that plans concept, typography, color and composition before generating outputs, delivering editable, designer-approved layouts and finished prompts.
San Xuan Tang
Upload a floor plan, fill in orientation and occupant details, and receive a structured report with an annotated plan, position mapping and suggested remedies.

Stands out for

Poster Grammar
Provides an end-to-end design-forward workflow that combines concept planning, grid-based layouts, brand-conscious art direction and editable deliverables, reducing reliance on generic AI prompts and ensuring consistency across posters, listings and ads.
San Xuan Tang
Combines AI recognition of rooms, doors, windows and orientation with San Yuan Xuan Kong Flying Stars, Ba Zhai and Form School, plus handwriting-style annotations. English interface; knowledge base in Chinese.

Pricing

Poster Grammar
Freemium
San Xuan Tang
Freemium

Categories

Poster Grammar
AIMarketingDesign Resources
San Xuan Tang
AIProductivity

Use cases

Poster Grammar
Plan Concept And LayoutCreate Agency-Grade PostersGenerate Layouts From LibraryProvide Editable LayoutsDesign Social Posts And Listings
San Xuan Tang
—

Platforms

Poster Grammar
web
San Xuan Tang
web

Built with

Poster Grammar
—
San Xuan Tang
Next.jsWeb

Often compared with

Poster Grammar
CanvaAdobe ExpressCrelloVisme
San Xuan Tang
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Upvotes

Poster Grammar
2
San Xuan Tang
0

What is Poster Grammar?

Poster Grammar is presented as an AI art director and layout engine designed for product teams, marketing teams, designers, and freelancers who need agency-grade visuals without relying on generic prompts. It emphasizes planning before generation, addressing concept, typography, color, and composition so that the image model receives a master prompt that aligns with a deliberate design intent. Outputs are described as editable, designer-approved layouts accompanied by finished prompts, enabling a smoother handoff to production.

Read the full Poster Grammar page →

What is San Xuan Tang?

San Xuan Tang turns a floor plan into a structured feng shui report. AI recognises rooms, doors and windows, then applies Xuan Kong Flying Stars, Ba Zhai and Form School to map sha qi, wealth, Wen Chang and Peach Blossom positions, with remedies.

Read the full San Xuan Tang page →

FAQ

Poster Grammar is designed, not generated, while San Xuan Tang is upload a floor plan, get an AI feng shui report. First free. Poster Grammar stands out for: provides an end-to-end design-forward workflow that combines concept planning, grid-based layouts, brand-conscious art direction and editable deliverables, reducing reliance on generic AI prompts and ensuring consistency across posters, listings and ads. San Xuan Tang stands out for: combines AI recognition of rooms, doors, windows and orientation with San Yuan Xuan Kong Flying Stars, Ba Zhai and Form School, plus handwriting-style annotations. English interface; knowledge base in Chinese.

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