Compare · 6 min read
Canvas vs RoomSketcher: iPad LiDAR vs Browser Floor Plan Tool
Canvas scans physical spaces using iPad Pro LiDAR to generate 3D models and dimensioned floor plans automatically. RoomSketcher is a web app where you draw floor plans manually by entering measurements. Both produce useful outputs — for very different use cases and budgets.
The short version
- Canvas: Best for capturing existing spaces in 3D — renovation contractors, interior designers, real estate photographers adding floor plans to listings.
- RoomSketcher: Best for designing or documenting floor plans when you already have the measurements — real estate listings, home staging, light architectural work.
Canvas vs RoomSketcher: at a glance
| Canvas | RoomSketcher | |
|---|---|---|
| How it works | iPad Pro LiDAR scan, auto-processed | Manual drawing in browser |
| Hardware required | iPad Pro with LiDAR (2020+) | Any browser |
| Output | 3D model + dimensioned 2D floor plan | 2D floor plan, 3D visualization |
| Accuracy | ±1–2% (LiDAR-based) | As accurate as your measurements |
| ANSI GLA support | No (not appraisal-focused) | No (not appraisal-focused) |
| Pricing | ~$8–$16/scan + app (subscription) | Free limited / $49–$99/mo pro |
| Best for | Capture of existing spaces | Drawing from known measurements |
Workflow: capture vs draw
Canvas removes the measuring step entirely. Walk through each room slowly with your iPad Pro and the app builds a 3D point cloud as you go. After processing, you get a dimensioned floor plan and a 3D model that can be exported to common CAD formats.
RoomSketcher works the opposite way. You enter your room dimensions (from a tape, laser measure, or an existing plan), place walls and doors, and the app renders the result. It is essentially a drag-and-drop floor plan drawing tool with a polished interface.
Accuracy
Canvas is consistently within 1–2% of hand measurements on simple rectangular rooms. Complex shapes, alcoves, and rooms with lots of furniture can reduce accuracy. You still need to review and correct obvious errors.
RoomSketcher is only as accurate as what you put in. If you measure correctly, the floor plan is correct. If you estimate or pull from county records (which are often wrong), the output reflects those errors.
Cost breakdown
Canvas requires an iPad Pro — a $1,000+ hardware investment before you spend anything on the app. Scans typically run $8–16 each depending on your plan. For real estate photographers doing multiple listings per week, the cost-per-scan is manageable.
RoomSketcher has a free tier with limited features. The Pro plan runs $49–99/mo depending on what you need. For agents drawing floor plans for listings, the subscription pays for itself quickly if it saves time on even a few deals.
When to choose Canvas
- You need to capture a space you have never seen a floor plan for
- You do renovation or remodeling work and need as-built documentation
- You want 3D output, not just a 2D plan
- You already own an iPad Pro and want to get more out of it
When to choose RoomSketcher
- You already have measurements or a sketch and just want clean output
- You are creating floor plans for real estate listings
- You want 3D renders for staging, marketing, or client presentations
- You do not want to carry hardware to every property
The PlanSnapper angle
Neither Canvas nor RoomSketcher calculates GLA for appraisal purposes. If you have a floor plan PDF from either tool and need to measure square footage or calculate ANSI-compliant GLA, PlanSnapper handles that in minutes — upload the plan, trace the perimeter, and get the number.
Already have the floor plan?
Upload any floor plan PDF or image and calculate GLA in minutes.
Get StartedRelated reading
- How to get square footage from a CubiCasa floor plan
- What is gross living area (GLA)?
- ANSI Z765 square footage standard explained
- Floor plan measurement tool for GLA calculation
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- How to read a floor plan: symbols, scales, and dimensions
- Floor plan dimensions: how to read and use them for square footage
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