Builder Tools | Quotes, Jobs & Invoices for UK Trades
One simple place for enquiries, estimates, professional quotes, jobs and invoices—made for builders and tradespeople who would rather be on the tools than stuck doing admin.
Tool library
All 60 tools
Calculators, documents and site utilities in one place.
Stop pricing from memory
Use proper quantities, rates and margins before you promise a number.
Stop typing it twice
The customer and job details follow the work from enquiry to invoice.
Stop chasing paperwork
See what is waiting, accepted, due and paid from one clear workspace.
Whatever you're pricing,
there's a tool for it.
Electrical
Cable, volt drop, downlights
Structural
Steel, timber spans, staircases
Stone Masonry
Stone volumes, cost & markup
Landscaping
Patios, fencing, decking, turf
Plumbing & Heating
BTU, gas pipe, radiators
Groundworks
Drainage falls, aggregates
Heritage & Planning
Listed buildings, party wall
Compliance
CDM, RAMS, working at height
Documents
Quotes, invoices, agreements
Site Management
Timesheets, mileage, programmes
Builders who quote and invoice on builder.tools look more professional to their clients — and win more of the work they bid for. The everyday tools stay free; go Pro when you're ready to send proper quotes and get paid faster.
Create your free accountThe tools builders open every day.
Turn the result into a real job.
Unlock every calculator, save the figures and carry them into a professional quote without typing the job twice.
From numbers to paperwork,
in one flow.
Add the details once, then carry them through every stage. The job becomes the single record for the customer, price, paperwork and payment.
Capture the job.
Add the customer, address and work they need once. It stays with the job from the first call to final payment.
Work out the cost.
Use trade calculators and your own rates, then send the results into the estimate without copying figures across.
Send a proper quote.
Edit every line, add your terms and send a clear, professional quote that the customer can accept online.
Invoice what is due.
Turn accepted work into a deposit, stage or final invoice and always see what has been paid and what remains.
Free to start. Cheap to grow.
5 everyday tools stay free forever. A 7-day trial unlocks all 60; upgrade when the workspace is earning its keep.
Free Plan
5 practical calculators, free forever — no account needed.
- Add a card and every tool is free for 7 days — cancel anytime
- Concrete, VAT & CIS, Roofing, Paint and the Unit Converter
- Complete calculator results with no account or card
- Results stay on this device
Pro Plan
Every tool, for builders quoting and invoicing every week.
- All 60 tools, calculators & checkers unlocked
- AI documents — quotes, RAMS, certificates, lift plans
- Unlimited quotes & invoices — saved to your account with sent/won tracking
- Public profile in the Builder Directory — get found by local clients
- Account with cloud sync — pick up any job on any device
- Your business details on every export, no watermark
Start your free 7 days today.
Every tool unlocked · Cancel any time
Site Plan
The whole firm pricing from one playbook.
- Everything in Pro, for up to 4 people
- Invite your team by email
- Shared business profile on quotes & invoices
- Priority support from a real person
Compare every plan on the pricing page. Cancel any time.
Builders who price properly,
in one place.
Every builder listed runs their business on builder.tools — pricing jobs with real numbers and sending proper paperwork. If you need a tradesperson, it's a good place to start. If you are one, a public profile comes with Pro: get found by local clients while your tools pay for themselves.
£9
a month gets you every tool — and a public profile.
Price the job, win the job, get found for the next one.
Latest Guides
All postsHow to Calculate Bricks, Blocks and Mortar
Calculate bricks or blocks per square metre, deduct openings, add wastage and estimate mortar for UK walling with a worked example.
How to Calculate Fence Panels, Posts and Postcrete
Work out fence panels, posts, gravel boards, feather-edge boards and post concrete for a UK garden fence, with clear formulas and examples.
How to Calculate Spindle Spacing for Stairs
Calculate equal spindle spacing between newel posts, check the 100mm sphere rule and avoid the common mistake of forgetting the two end gaps.
The next enquiry could be priced properly tonight.
Try Builder.tools for seven days, bring your next customer into the workspace and see the whole journey before you pay a penny.