PRO
Builder's calculators
Wall areas room by room, floors and screed, skim and beads, tiles, bricks and blocks, slates, concrete, aggregate, roofs and stairs. Worked out in seconds and kept with the job.
Sitehelm PRO is coming soon. The first 500 to sign up get a free 1-year licence, then the founding price of £99/yr for life. 28-day money-back guarantee, and nothing renews unless you choose to.

What it does
- Wall areas, room by room
- Bricks and blocks, concrete and aggregate
- Floors and screed, skim, beads and tiles
- Slates, roof pitch and stairs
- Kept with the job
Questions
Can I look at them first?
Yes. The calculators open in Sitehelm Free so you can have a look; using them for real comes with Sitehelm PRO.
More tools
U-value calculator PROBuild up a wall, roof or floor layer by layer and see the U-value, whether it passes Part L and how much insulation it needs. A PDF for building control.Take-off PROMeasure lengths, areas and counts off your PDF drawings, build them into quantities and price them into a quote. Take-off in Sitehelm PRO.Quotes PROQuotes from your own templates, by the hour or as lump sums, with VAT added up, and invoices from a quote in one click. Straight from the take-off.
Run the job, not the paperwork.
Measure from a drawing, Easy CAD, Edit PDF and Weather are free for good in your browser. Take-off, RAMS, quotes, invoices and 40+ more tools come with Sitehelm PRO.
28-day money-back guarantee. Nothing renews unless you choose to.