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Free construction tools

Useful construction planning and comparison tools, without a paywall.

BuildConnect UK publishes practical browser-based tools for clients, architects, surveyors, designers, engineers and contractors to prepare clearer information and make better-informed project decisions.

Choose your role

Start with the workflow that matches what you are actually trying to do.

The tools are not presented as generic calculators. Choose whether you are a client, contractor or construction professional and BuildConnect will show you the most useful sequence and the reason for each step.

Recommended workflow

Prepare the project before you ask anyone to price it.

Use the tools in a sequence that reduces missing information, unclear budgets and difficult quotation comparisons.

1. Build the brief

Define scope, approvals, access, budget and contractor requirements before going to market.

Create project brief →

2. Check the budget

Separate construction cost, VAT, fees, client-supplied items, allowances and contingency.

Plan the budget →

3. Compare offers properly

Review price basis, exclusions, provisional sums, programme and cost per m² without relying on one headline total.

Compare quotations →
Before you join: Your contact details stay private until you choose to connect with a contractor.
Free AI-assisted project preparation

Project Concierge

Upload key PDF drawings, specifications, approvals or surveys and let BuildConnect organise them into a first contractor-brief draft for you to review before posting.

Upload project documents
Free project preparation tool

Construction Project Brief Generator

Turn an early project idea into a structured brief covering scope, design status, approvals, access, programme, budget, contractor requirements and constraints.

Create a project brief
Free comparison tool

Builder Quote Comparison Tool

Compare up to five quotations, normalise VAT treatment and known exclusions, keep provisional sums visible and review proposed programme duration side by side.

Compare builder quotes
Free budget tool

Renovation Budget Planner

Organise construction cost, VAT, professional fees, client-supplied products, provisional allowances and contingency into one clear planning budget.

Plan a renovation budget
Free professional tool

Contractor Prequalification Checklist

Review business identity, relevant experience, management capability, insurance, references, programme and commercial clarity without turning due diligence into a simplistic score.

Review contractor evidence
Free commercial comparison tool

Construction Cost per m² Comparison

Divide entered quotation totals by one consistent project area so clients, contractors and professionals can compare the same project on an additional cost-per-area basis.

Compare cost per m²
Free arithmetic tool

Construction VAT Comparison Calculator

Add or extract VAT from entered construction figures once the relevant VAT rate has been confirmed, helping you compare net and gross quotation or budget values consistently.

Calculate VAT comparison
Free programme tool

Construction Programme Working-Day Planner

Convert a planned working-day duration into indicative finish dates using a selected weekly working pattern and an additional programme allowance.

Plan working days
Use the tools before appointment

Turn project and contractor information into a clearer decision process.

Construction prices and programmes can differ because firms interpret drawings, specifications, exclusions, constraints and delivery responsibilities differently. These free tools help organise the information. They do not replace professional cost advice, legal advice, tax advice, statutory duties or project-specific due diligence.

Free knowledge base

Use the tools alongside practical construction guides.

Renovation budgeting

Review the main cost categories to include before committing your available budget to the initial construction price.

Budget checklist →

Comparing quotations

Check scope, exclusions, VAT treatment, provisional sums and programme before treating contractor totals as directly comparable.

Quote comparison guide →

Finding a builder

Use a structured approach to contractor experience, insurance, scope, programme, references and contract terms before appointment.

Find-a-builder guide →
Why BuildConnect publishes free tools

Better project information helps clients, professionals and contractors.

Clearer briefs

Clients who understand scope, budget and programme can present opportunities with fewer assumptions.

Better comparisons

Structured comparisons make it easier to identify genuine commercial differences instead of relying only on headline totals.

Better due diligence

Separating company identity, market experience and project-specific competence encourages more disciplined contractor selection.

From preparation to the marketplace

A practical project journey, not a collection of isolated calculators.

1. Prepare

Upload existing project information or create the brief manually, then organise budget assumptions and programme before asking companies to price the work.

Upload drawings to Project Concierge →

Or create the brief manually →

How to prepare a construction project brief →

2. Compare & check

Normalise quotations, review cost-per-area information and work through contractor evidence without reducing appointment decisions to a simplistic score.

Compare quotations →

3. Post & connect

When the project is ready, publish the opportunity on BuildConnect and decide which interested companies you want to connect with.

Post project — Free

Comparing ways to find contractors? Explore the UK construction marketplace comparison hub →

Join with confidence

You stay in control of what becomes public and when you connect.

BuildConnect separates useful marketplace information from private account details. The controls differ by role, so clients, contractors and professionals can participate without having to make everything public.

Clients

Client contact details remain private until the client chooses to connect with a contractor. Start with the project information rather than publishing personal contact details.

Post a project

Contractors

A public contractor profile is optional. If enabled after verification, selected company information can be published while private account details and insurance expiry dates remain private.

Create contractor account

Professionals

Professional public profiles are optional and require approval. Work email addresses are not displayed publicly, and marketing updates have a separate optional opt-in.

Join professional network
Your data controls: registered users can download a machine-readable copy of their account data and submit an account/personal-data deletion request. Some records may still need to be retained where required by law.
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