How to use 1. Upload your reference photo 2. Choose paper size & cell size 3. Drag to reposition the image 4. Scroll or pinch to zoom 5. Hover to see cell names like B4
Grid settings
Paper size
Width (mm)
Height (mm)
Cell size (mm)
Enter the size of each grid square in millimetres
Line thickness
1 px
Grid opacity
80%
Line colour
Zoom
100%
When checked, the image stays centred and cannot be dragged

Upload reference image

PNG · JPG · WEBP  ·  or drag & drop here

Choose file
Upload an image to begin — all settings are ready on the left.