Gridsnap vs Floorplanner: Which Floor Plan Tool Should You Use?
Gridsnap and Floorplanner are both browser-based floor plan tools, but they are built for different jobs. Floorplanner (around since 2007) is an interior visualisation tool: a huge 3D furniture library and high-resolution renders, aimed at real-estate presentation and room decoration. Gridsnap is a drafting tool: millimetre-exact walls and dimensions, automatic elevations, an automated plan checker, and true-vector PDF/DXF output you can hand to a builder or open in CAD. If your end product is a pretty furnished picture, Floorplanner is the stronger fit; if your end product is an accurate, checkable drawing, Gridsnap is.
Gridsnap vs Floorplanner
| Gridsnap | Floorplanner | |
|---|---|---|
| Price | Free; $19 once for one project (90 days), or $9/mo · $90/yr ongoing | Free Basic; paid subscriptions plus a per-project credit system (credits ≈ $1.63 each in packs) |
| Free tier limits | Full drafting, exports and core plan check free; 1 synced cloud project | Up to 5 projects, 3 floors; SD (960×540) watermarked exports; export cooldown; better exports cost credits |
| Platform | Browser (nothing to install); works on any OS | Browser, plus mobile apps |
| Drafting precision | Millimetre-exact drafting with typed dimensions and snapping | Drag-and-drop room drawing; editing is done in the 2D top view |
| PDF export | True-vector sheets with title block, scale bar, standard scales and schedule pages | PDF export on paid project levels (per-project credits) |
| CAD (DXF) export | Layered R12 DXF of the full drawing, included | 2D DXF export on paid project levels (per-project credits) |
| Elevations | All four elevations generated automatically from the plan | Not a feature; output is plans and 3D renders |
| 3D | Instant 3D with first-person walkthrough | Strong: very large furniture library, renders up to 8K |
| Plan checking | Built-in plan check: overlaps and in-wall errors free; blocked doors/windows, circulation, room sizes, daylight on Pro | None |
| AI features | AI assistant (Pro): explain findings, auto-fix, furnish rooms, draft a plan from a text brief | Auto-furnish / render styling features |
| Dimensioning | One-click auto-dimensioning of plans and elevations (Pro) | Manual measurements |
Compared as of 2026-08-19. Floorplanner details from its own published pricing and documentation; corrections welcome via the editor's feedback form.
Where Floorplanner is strong
- A 3D furniture and decor library far larger than Gridsnap’s catalog, with renders up to 8K (7680×4320) — well suited to real-estate listings and interior presentation
- Mobile apps alongside the browser editor
- Nearly two decades of maturity and a large user community
When Gridsnap is the better choice
Choose Gridsnap when the drawing itself is the deliverable: planning a renovation or extension you’ll discuss with a builder, drafting a summer house or garage to real dimensions, producing a scaled PDF sheet or a DXF an architect can open, or checking a layout for real problems — blocked doors, missing daylight, rooms you can’t route through. Everything is measured exactly — in millimetres or feet-and-inches, your choice — dimensions stay anchored to the geometry as you edit, elevations come for free, and exports aren’t metered by credits.
When Floorplanner is the better choice
Choose Floorplanner when you’re furnishing and decorating rather than drafting: staging a listing, trying sofa layouts, or producing a high-resolution furnished render for marketing. Its furniture library and render quality are ahead of Gridsnap’s, and for that job the millimetre precision Gridsnap is built around matters much less.
Common questions
Weighing more options? See the best free floor plan creators roundup, the full feature list, or browse ready-made templates to judge the output directly.
Is Gridsnap or Floorplanner better for drawing accurate floor plans?
Gridsnap. It’s built as a drafting tool: millimetre-exact walls, typed dimensions, snapping, automatic elevations, and a plan checker that flags real layout errors. Floorplanner is easier for quick furnished mock-ups but edits in a drag-and-drop 2D view and isn’t aimed at dimensional accuracy.
Which exports better files for a builder or architect?
Gridsnap exports true-vector PDF sheets at standard scales with a title block, and a layered DXF of the full drawing — included in the product. Floorplanner exports PDF and 2D DXF on its paid project levels, with export quality tied to its per-project credit system.
Is Floorplanner better for interior design renders?
Yes. Floorplanner’s large furniture library and up-to-8K renders make it the stronger choice for furnished visualisation and staging. Gridsnap has instant 3D and a walkthrough, but its catalog and rendering aim at checking the design, not producing marketing images.
Can either tool generate a floor plan with AI?
Gridsnap can draft a starting plan from a short text brief (rooms, walls, doors, windows and furniture), then lets you edit every millimetre of it and runs its plan checker on the result. Floorplanner’s AI features centre on furnishing and render styling rather than generating the plan itself.
Try it on your own plan
Gridsnap runs in the browser and the drafting core is free — draw a room to real dimensions and run the plan check on it in a couple of minutes.