LINE
WORK
PDF markup · measurement
Open PDF
Merge
Split
Compare
Download PDF
Save markups
Load markups
Export flattened PDF
CSV summary
−
100%
+
Fit W
Fit
◀
/
–
▶
↩ Undo
↪ Redo
?
Drop a PDF here, or click
Open PDF
Everything stays on this machine — nothing is uploaded.
Draw a line, then just
type a number
for an exact length.
Tab
for angle.
Enter
to place.
Properties
Markups
0
Layers
All pages
This page
＋ New layer
LENGTH
mm
∠
°
Enter = place · Tab = switch field · Esc = cancel typed value
Cursor
–
Scale
not set
Live
Snap to points
Ortho
Open a PDF to begin.
Page scale
Apply to
This page only
All pages
Method
Drawing scale ratio
Calibrate from two points
Scale
1:1
1:2
1:5
1:10
1:20
1:25
1:50
1:100
1:200
1:250
1:500
1:1000
Custom…
Assumes the PDF page is at true paper size (e.g. a 1:50 drawing printed to A1). If the sheet was rescaled when plotted, use two-point calibration instead.
Click
Pick points
, then click both ends of a known dimension on the drawing (a grid line, a dimension string, a scale bar). Hold Shift for a straight pick.
Known distance
mm
m
Measured
– not picked –
Place stamp
Stamp
APPROVED
REVIEWED
FOR CONSTRUCTION
FOR INFORMATION
PRELIMINARY
NOT FOR CONSTRUCTION
REVISED
VOID
DRAFT
Custom…
Text
Colour
Red
Green
Blue
Grey
Include date
Keyboard shortcuts
Merge documents
Pages are combined in list order. Markups and scales carry across with their pages.
Add open tab…
Add file(s)…
Split / extract pages
Mode
Extract page range → one document
Split into chunks of N pages
Split into single pages
Pages
Pages per file
Output
Open as new tab(s)
Download file(s)
Both
Markups and scales on the extracted pages carry across, renumbered.
Compare / overlay pages
Document A
Page A
Document B
Page B
Compare all page pairs (1↔1, 2↔2, …)
Output is a new document: unchanged content
dark
, only-in-A
red
, only-in-B
blue
. Document A's scale carries across, so you can measure and mark up the comparison.