On Sight ™

Drawing take-off software

the benchmark for digital drawing measurement!

Measure construction drawings faster, smarter, & with total confidence

Tired of spending hours manually measuring plans? OnSight™ is Windows-based digital drawing take-off software for quantity surveyors, estimators, and contractors who demand speed, precision, and reliability. Measure areas, lengths, counts, and volumes directly from PDF, CAD, and scanned drawings — with no manual scaling, no rework, and no file conversions.

Simply load your plans and start measuring. OnSight™ supports multiple layouts and levels in one project, brings drawings to life with 3D visualisation, and exports results directly to Excel — helping you work faster, reduce errors, and stay confident at every stage.

OnSight™ - the easiest, most accurate way to handle digital take-offs!

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Why construction professionals choose OnSight™️

Estimators, quantity surveyors and contractors rely on OnSight™ to simplify one of the most time-consuming pre-construction tasks: accurately measuring drawings. OnSight™ automates repetitive tasks, keeps measurement logic consistent across projects and removes file format limitations - so you spend less time tracing lines and more time analysing results.

Boost productivity, improve accuracy, eliminate rework!

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How OnSight™️ improves your take-off process

Supports all drawing formats
Work with PDF, CAD and raster files without converting them.

Quick multi-drawing take-off
Merge multiple plans into a single project for large sites or multi-storey developments.

Instant 3D visualisation
See measurements in context, detect errors before they happen and gain a clearer understanding of your project.

Accurate scaling every time
Automatic calibration ensures precise quantities for lengths, areas, volumes and count points.

Smart grouping and templates
Reuse take-off templates and group elements for faster, more consistent workflows.

Defendable results
Maintain a clear audit trail and reduce the risk of errors on tenders and estimates.

Multi-trade versatility for every project

OnSight™ supports a wide range of trades, enabling fast and accurate measurement of materials, quantities and volumes.

Supported trades include:

  • Plastering, plasterboarding & drylining
  • Laminate, vinyl & other flooring materials
  • Brickwork, blockwork & foundations
  • Floor & wall tiling
  • Plumbing, pipework & central heating systems
  • Wall finishing & decorative surfaces
  • Electrical installations & rewiring
  • Steel frame building construction
  • Furniture & cabinet construction

OnSight™ fits seamlessly into your workflow, helping trades reduce rework and stay in control on every project!

 

Highly flexible useability & scaleability

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Frequently Asked Questions:

Q: What file formats does OnSight™ support?
A: OnSight™ supports direct measurement from PDF, CAD (DWG/DXF) and raster image files without needing manual conversion.

Q: What types of quantities can OnSight™ measure?
A: OnSight™ can measure areas, lengths, volumes and counts directly from drawings, making it suitable for a range of construction take-off tasks.

Q: Can EasyEarthworks™ handle multiple drawings and project revisions?
A: Yes — EasyEarthworks™ lets you combine multiple drawings, levels and file formats into one project and supports revised drawings without losing clarity or precision.

Q: Is OnSight™ suitable for multi-drawing or multi-storey projects?
A: Yes — OnSight™ allows you to combine multiple drawings, layouts and revisions into a single project for consistent and accurate take-offs.

Q: Does OnSight™ include 3D visualisation?
A: Yes. OnSight™ features 3D visualisation so you can view your measurements in context and detect potential errors before they become issues.

Q: Can I export OnSight™ measurements to Excel?
A: Yes. OnSight™ includes instant export to Excel, allowing you to transfer quantity data into estimating, tender or cost-planning workflows.

 

Hardware to enhance your workflow

Wacom Cintiq Pro32 Touchscreen

The Wacom Cintiq Pro 32 features a premium 4K screen with world class colour performance and virtually no parallax. Wacom Cintiq Pro 32 gives you something priceless: space. Combined with Wacom Pro Pen 2, it offers an experience designed to enhance every creative breakthrough.

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trusted by the world's largest (and smallest) construction professionals