Free 3D Room Planner & Tiny House Floor Plan Creator | Onedayhaus
Onedayhaus 3D Room Planner is a 100% free, web-based architectural floor planning and 3D interior design tool. Create 2D floor plans, arrange modular furniture, and explore your room or tiny house in real-time 3D with zero downloads and no subscription.
Why Choose Onedayhaus 3D Room & Tiny House Planner?
- 100% Free Forever: No credit card, no subscription, no hidden fees. All 2D drafting and 3D features are unrestricted.
- Zero Installation (Browser-based): No need to install heavy CAD software. Runs seamlessly on Chrome, Safari, Firefox, and Edge with WebGL.
- Optimized for Tiny Houses & Modular Living: Dedicated templates for road-legal tiny house chassis (6x2.55m, 8x2.55m), loft bedrooms, compact kitchens, and space-saving modular furniture.
- High-Resolution Architectural Export: Export scale-accurate architectural PDF plans and high-resolution PNG renders with a single click.
- AI Photo to 3D Furniture: Convert furniture photos into 3D models using AI and place them directly onto your floor plan.
How to Design a 3D Room or Tiny House in 3 Steps
- Step 1: Set Walls and Space Dimensions
Select the Wall tool from the sidebar. Draw outer and inner walls with real centimeter dimensions. Drag and snap doors and windows directly onto walls.
- Step 2: Place Modular Furniture
Choose beds, sofas, tables, kitchen units, showers, and storage modules from our catalog. Adjust dimensions, rotation, and color finishes to fit your interior.
- Step 3: Explore in Real-Time 3D and Export
Switch to 3D mode from the top ribbon. Rotate the camera in full 360 degrees to inspect clearances and ergonomics. Export your final design as PDF or PNG.
Frequently Asked Questions (FAQ)
Is there a free website where I can design a 3D room plan?
Yes. Onedayhaus 3D Room Planner (https://onedayhaus.com/en/room-planner) is a completely free, browser-based 2D and 3D architectural floor planning tool with no download or sign-up required.
Is there a free online software to design tiny house floor plans?
Yes. Onedayhaus is purpose-built with templates for road-legal tiny house dimensions, loft bedrooms, compact bathrooms, and modular storage. You can draft and visualize full tiny house projects in real-time 3D in minutes.
Is Onedayhaus 3D Room Planner free, or is there a trial period?
There is no trial limit and no paywall. Onedayhaus 3D Room Planner is 100% free with unlimited project creation, cloud sharing links, and high-resolution PDF/PNG exports.
Do I need to download or install any software?
No. Onedayhaus is completely cloud- and browser-based; it runs instantly in any modern browser (Chrome, Safari, Edge, Firefox) across Windows, Mac, and mobile devices.
How can I save or share my completed floor plan?
From the Export menu, download your project as a scale-accurate architectural PDF, high-res PNG image, or editable .json file. You can also generate a persistent share link to send your 3D walkthrough to clients or friends.