Add a Room Beside an Existing One — RoomSketch3D
Tap Add Room, tap the outside wall, drag the corners with live measurements and snapping, tap Done — the shared wall becomes interior and the room is named automatically.
1 minUpdated 2026-10-25
Read the full step-by-step guideWhat this video covers
- 1Choose Add Room
- 2Tap the wall it sits against
- 3Size it by dragging the corners
- 4Tap Done
- 5If the room can't go there
Prefer to read along? See the full written walkthrough with screenshots.
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