Controls and limits
Ctrl+Z / Ctrl+Y: undo / redo. Delete removes the selected object. Drag to draw walls. Doors and windows attach to walls and cut openings. Select a floor object to move it or reshape its corners.
Save projects regularly. There is no automatic upload or server storage. Exports include visible layers only. PNG preserves transparency.
Up to 12 layers and 12 million pixels, with a maximum edge of 8192 pixels. Large maps require more memory.