Tasks & Collaboration

2D & 3D Markups, Right Where You Need Them

Annotate plans and models directly. Pin issues, sketch changes, and link markups to tasks so your team always has context.

Core Estimator 2D and 3D markup tools showing annotations on construction plans

2D Markups

Annotate Directly on Your Plans

  • Draw on Plans — Sketch, highlight, and annotate directly on your 2D drawings.
  • Link to Tasks — Every markup connects to a task. Issue, location, and action in one place.
  • Multi-Page Support — Mark up across your full plan set, organised by sheet.

3D Markups

Annotate in 3D for Complete Clarity

  • Mark Up 3D Models — Pin annotations to specific elements on your BIM models.
  • Saved Viewpoints — Save the exact camera angle so reviewers see what you see.
  • Isolate & Section — Hide layers and cut sections to show exactly what matters.

Collaboration

Share Visual Context With Your Team

  • Team Visibility — Share markups with your team or keep them private.
  • Markup History — Full audit trail of who created each markup and when.
  • Real-Time Sync — Markups appear for your team the moment they're created.
Google Reviews Rated 5.0 on Google
"Our business requires a very smart estimating package for detailed architectural homes, and Core Estimator delivers this in spades."

Mark Loader — Director, Bricon PTY LTD

"The software has helped me win jobs with better quote presentation, while also saving time and improving my estimating system."

Matt Petrou

Ready to mark up your plans and models?