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Event Floor Planner vs EventDiagram

Event Floor Planner

eventfloorplanner.com

EventDiagram

eventdiagram.com

Side by side

FigureEvent Floor PlannerEventDiagram
Price fromFree$0.75/mo
Free planYesYes
Free trial——
Open source——
WebYesYes
iOSYes—
AndroidYes—
API—Yes
Plans published110
Spec score · Event Diagramming Software7.9 (#5)9.0 (#1)
HeadquartersLas Vegas, Nevada, United StatesPhoenix, Arizona, USA
SecurityThe privacy policy says data in transit uses SSL/TLS encryption, stored data is encrypted at rest, and access controls and regular security monitoring are used.The maker says passwords use salted bcrypt hashes, sessions use signed expiring tokens in HTTP-only cookies, and traffic uses HTTPS.
SupportThe privacy policy lists [email protected] as the contact address for questions or requests.The contact page says a person handles account, diagram and billing questions, typically within the same business day.

Plans

Event Floor Planner

  • FreeFree

Event Floor Planner pricing →

EventDiagram

  • FreeFree
  • Solo$9 a month
  • Venue Group / Enterprise$9 a year
  • Pro$18 a month
  • Event Pass$24, paid once
  • Drawn for your event$49, paid once
  • Small Venue$49 a month
  • Business$149 a month
  • Venue$149 a month
  • Large VenuePriced on request

EventDiagram pricing →

In their own words

Event Floor Planner

Event Floor Planner is an online tool for making event floor plans and seating charts. Its editor lets users place layout elements by drag and drop, then rotate or resize them. Users can create guest lists, assign people to tables, and export plans as PDF documents. The service is presented for weddings, quinceañeras, corporate events, and other special occasions. It runs on web, Android, and iOS and is described as mobile-friendly, though the designer recommends a desktop or laptop for precise placement and editing. Layouts can be saved to the cloud with an email address without creating an account, and unique links can be used to share them. Anyone with a shared link can view the layout, including guest names and email addresses it contains. Layouts kept in browser storage may be lost if browser data is cleared or the user changes browser or device. The Free plan costs nothing and includes PDF export; no signup is required. Professional templates are described as coming soon.

Visit eventfloorplanner.com

EventDiagram

EventDiagram is a web application for making, sharing and coordinating event floor plans and diagrams. Plans use real-world dimensions, with capacity, spacing and square feet per seat recalculated as objects move. A 3D view comes from the same scene as the 2D plan and represents objects at their real heights. Its AI copilot can create or edit a to-scale layout from plain-language requests, with proposed changes left for review and approval. An MCP server and API keys let Claude or other AI tools read and write diagrams. Recipients of share links can view plans in 3D, leave pinned comments and approve a specific version without an account. Seating tools include guest-list imports, table assignments, meal and dietary tracking, and check-in. PDF, image and data exports are available on every plan, though Free exports have a watermark. The maker says private content and copilot prompts are not used to train AI models; Anthropic processes the diagram being edited for a copilot request. EventDiagram says it is not SOC 2 certified today. It offers a free plan; its pricing note lists paid plans from $9/mo. It runs on web and has an API.

Visit eventdiagram.com