Free calculators for UK builders
Builders' calculators: quantities, labour, plant, waste and site needs - priced from your own figures
30 calculators across the trades and 5 whole-project packages, each one a recipe that asks only the measurements its arithmetic needs and shows every formula and source. Free, no account needed to start; a free account keeps the work.
By trade
Carpentry and joinery
Demolition and clearance
Flooring and tiling
Groundworks and drainage
Kitchen bathroom
Landscaping and paving
Painting and decorating
Plastering and rendering
Plumbing and heating
Roofing and guttering
Tiling
Whole projects
- Single-storey rear / side extension - 20 stages
- Loft conversion (dormer or rooflight) - 17 stages
- Whole-house renovation / refurbishment - 18 stages
- Small new build (single dwelling, outbuilding) - 23 stages
- Commercial interior fit-out - 10 stages
Road charges by place
- Bath - Bath Clean Air Zone (class C)
- Birmingham - Birmingham Clean Air Zone (class D)
- Bradford - Bradford Clean Air Zone (class C)
- Bristol - Bristol Clean Air Zone (class D)
- Dartford Crossing - Dartford Crossing (Dart Charge)
- London - London Congestion Charge, London Ultra Low Emission Zone (ULEZ), London Low Emission Zone (LEZ) - larger vans and heavy vehicles, Blackwall and Silvertown tunnels user charge
- M6toll (Birmingham) - M6toll (Birmingham North Relief Road)
- Newcastle and Gateshead - Newcastle and Gateshead Clean Air Zone (class C)
- Portsmouth - Portsmouth Clean Air Zone (class B)
- Scotland (Glasgow, Edinburgh, Dundee, Aberdeen) - Scottish Low Emission Zones (Glasgow, Edinburgh, Dundee, Aberdeen) - entry ban with penalties
- Sheffield - Sheffield Clean Air Zone (class C)
Templates and tools
- What a professional builder's quotation contains
- Supplier enquiries drafted from the job
- Where every figure comes from
No regional price pages: JobBosh holds no regional price evidence beyond the road-charge catalogue, and it will not print a figure it cannot stand behind. Your own prices, dated and placed, do that job inside the app.