Moving into a new place or planning a remodel often starts with a practical problem: it is hard to tell whether a sofa will fit, how much space a doorway needs, or whether a proposed room layout makes sense. A rough sketch can help, but it is easy to lose track of scale. RoomSketch3D Floor Planner is a room planner for turning dimensions or an existing plan into a measured layout, adding furniture and checking the result in 3D.
Start with the space you have
The first step depends on what information is available. You can enter a room's width and length, draw an irregular outline, use a template, or upload a floor-plan image or PDF. The product also describes starting from a room photo, with AI drafting a layout, and scanning a room with augmented reality on iPhone or iPad.
Those options make the app relevant to different stages of a project. Someone with a listing plan can work from that rather than drawing every wall from scratch. Someone who has only measurements can build a plan from them. For an uploaded image or PDF, the stated workflow is to have AI trace the walls, then adjust or delete any wall that looks wrong. That edit step matters: the trace is a starting point, not a reason to assume every wall has been identified correctly.
The resulting plan is meant to be to scale, with measurements attached. RoomSketch3D says designs save to an account and sync across devices, so a plan can be started on a phone and continued in a web browser or on another supported device. It runs on web, iOS and Android. The AR scanning option is narrower than that platform list: the page specifies iPhone and iPad for scanning.
Furnish the plan, then inspect it
Once the room shape is in place, the workflow moves from walls to objects. The app includes furniture and fixtures that can be placed at stated true sizes, and it allows custom dimensions for items that are not in the catalog or do not match what you own. Doors, windows, cabinets and other structural elements can also be added. For someone planning a living room, that means the useful question is not just whether a sofa fits along a wall, but how much clearance remains around it.
The 2D plan can switch to a 3D view, where the design can be examined by orbiting around it. The product also describes a flow check for possible layout conflicts, such as furniture overlapping a doorway or sitting in a door's swing. These tools can make a plan easier to reason about before moving furniture or discussing a remodel. They do not make the measurements more accurate on their own. If the room dimensions or furniture sizes entered are wrong, the view and its clearances will be wrong too.
After arranging the space, you can print or export the plan, or share it. The listed output options include PDF and PNG, plus a DXF export for CAD applications. That gives a homeowner a way to pass a layout along, though the plan still depends on the dimensions and edits put into it.
A planning tool, not a substitute for measuring
RoomSketch3D's main job is to help people turn a space into a layout they can inspect and revise. The point is practical visualization: test furniture placement, compare arrangements, or sketch a remodel before committing to physical changes. It is not simply a mood board, since its stated workflow centers on measured rooms and scaled objects.
The trade-off is that the app expects useful inputs. A blueprint or photo may need correction, and a room scan is only available through the iOS app according to the product information. The app cannot rescue guessed dimensions or confirm that a real-world wall, fixture or piece of furniture matches an entered measurement. Treat the result as a planning aid, and verify important dimensions at the site before buying or building.
RoomSketch3D is paid, with the developer describing it as a one-time purchase rather than a subscription. It is available through the web, iOS and Android. The product details are on the RoomSketch3D Floor Planner site.
Who it suits
This is aimed at homeowners, renters and people preparing a move or remodel who want to draw a measured floor plan, furnish it and inspect the layout in 3D without beginning in a specialist CAD workflow. It may also help when you need a plan to discuss with someone else, since the app offers sharing and export options.
It is a poor fit if you need room dimensions produced without measuring or checking them, or if you want AR scanning on Android or the web. Its value is in making a known space easier to lay out and review. If you can supply reliable measurements and want a visual way to test arrangements, it fits the problem; if you need the app to establish those facts for you, it does not.
Floor Planner for Your Entire Home