Whole-project calculator
Price materials, labour, plant, subcontractors, waste, preliminaries, overheads, contingency and profit.
UK & Ireland construction estimating
Price the job.
Protect the margin.
A QS-style estimating platform for contractors. Build full project costs, use regional rate books, compare labour, material and plant costs, get AI estimating support and create professional customer-ready quotations.
UK + IrelandGBP / EUR support
QS-styleProject-level estimating
AI assistedChecks, scopes and omissions
Built for serious project pricing
Start with the commercial essentials contractors actually use, then layer in tender comparisons, variations, valuations and final-account tools.
Regional rate books
Choose Northern Ireland, England, Scotland, Wales or Republic of Ireland and use local currencies and rates.
Professional quote PDFs
Turn internal cost build-ups into clean customer-facing quotations with your company branding and terms.
AI QS assistant
Turn rough notes into scopes, flag likely omissions, explain margins and review estimate structure.
Your own rates
Save labour, plant and supplier prices so each estimate starts with the rates your business actually uses.
Tender-ready structure
Organise by trade or work package so larger estimates remain easy to review and compare.
Project estimator
Full project cost build-up with bills of quantities, branded PDF quotes and the AI QS assistant — available to account holders.
The estimator is for account holders
Create a free account to build full project estimates — direct costs, preliminaries, overheads, contingency, profit and VAT — with bills of quantities, branded PDF quotes, regional rate books and the AI QS assistant.
Save projectsRate booksBranded PDF quotesAI QS assistant
Plans from £39 +VAT / month · pay in £ or € at checkout.
Free construction calculators
Trade-by-trade quantity and cost calculators for UK & Ireland builders — concrete, blockwork, brickwork, plaster, screed, excavation, aggregate, paint, roofing, flooring and studwork. Enter dimensions, allow for wastage, add your rate.
Result
Figures are estimates for guidance — always confirm against supplier data and site conditions. Defaults (bag yields, densities, cover rates) are editable.
Construction estimating software pricing
Simple monthly plans for contractors, estimators and QSs across the UK & Ireland. All prices exclude VAT; choose pounds or euros at checkout.
Trade
£39/ month +VAT
3-day free trial
- 1 user
- Quotes and estimates
- Own rates
- PDF export
- 50 AI assistant messages / month
Contractor Pro
£99/ month +VAT
- Whole-project estimating
- Regional rate books
- AI QS assistant
- BOQs and quote PDFs
- Project history
- 150 AI assistant messages / month
Commercial
£179/ month +VAT
- Multiple users
- Tender comparison
- Variations and valuations
- Advanced reports
- Priority support
- 450 AI assistant messages / month
VAT charged at your local rate (UK 20% · Republic of Ireland 23%). AI assistant usage is fair-use capped per plan.
Construction estimating software across the UK & Ireland
Pick your region for local pricing, VAT rate and currency. We serve contractors, estimators and QSs in all five.
Northern Ireland
£ · VAT 20% · cross-border to ROI
England
£ · VAT 20%
Scotland
£ · VAT 20% · Scottish standards
Wales
£ · VAT 20%
Republic of Ireland
€ · VAT 23%
Contact us
Questions about estimating, pricing or getting your team set up? Talk to a real person — we build for UK & Ireland contractors.
D G McClean Ltd
ConstructQS is built and operated by D G McClean Ltd.
Email: dermyg1986@gmail.com
Registered address:
111 Church View, Castlewellan,
Co. Down, BT31 9FY, Northern Ireland
Serving: Northern Ireland, England, Scotland, Wales & the Republic of Ireland.