2 Required drawing size
The finished size you want the artwork to be. Give one side and the other follows the reference's proportions; give both and the drawing is fitted inside that box.
Leave blank for eight squares across the drawing.
Calculate paper size
Portrait landmarks optional
For heads and figures: mark the hairline, chin and both eyes to lay centre and eye-line guides over the reference, and read back the head height your chosen size gives you.
Mark head landmarks
Clear landmarks
Blocking stages
The canvas steps from the photo to a line sketch, then blocks the values in one band at a time, darkest first. Arrow keys step too.
Point location
Click any point on the photo — Scrid reports how far it sits from each edge of your drawing. Press Esc to clear.
Save & restore
Restore saved setup
Save your photo and sizing to your account to pick up where you left off next time you sign in. Or start a new entry to begin fresh.
Save for next login
New entry