Mark up the drawing where the work happens
Add callouts, arrows, text, stamps, highlights, and comments directly on construction PDFs so every note stays tied to the plan.
Drawing markup software
Construction Drawing Markup Software
ContractorCounter gives contractors a focused markup workspace for reviewing construction drawings, adding context, checking measurements, tracking counts, and exporting clear PDFs.
Drawing Review
PDF plan set
PDF annotations
Calibrated measurements
Count checks
Marked-up drawing exports
Measure and count with context
Calibrate scale, measure lengths and areas, and place count marks while the review is still visible on the sheet.
Export clean review evidence
Share marked-up drawings with clients, field teams, and estimating workflows without turning review notes into scattered screenshots.
Common Questions
Short answers for contractors comparing markup, annotation, measurement, and review tools.
What is construction drawing markup software?
It is software for adding annotations, measurements, comments, stamps, and count marks directly to construction drawings, usually PDFs.
Is ContractorCounter only for estimating?
ContractorCounter is focused on drawing markup, PDF annotation, calibrated measurement, counts, stamps, comments, and clean exports. Estimating can happen after the markup work is clear.
Does it work in the browser?
Yes. Contractors can open construction drawings, add markups, measure, count, and export without installing desktop-only PDF software.
Start with one drawing.
Mark up a PDF, calibrate scale, add comments, and export a clear review record.