Free tools for tradespeople
Calculators, generators, and templates — no sign-up, no email gate, no catch. Built by Gaffer for the trade community.
Day Rate Calculator
Work out your day rate based on your salary target, expenses, and billable days. See what you need to charge to hit your income goals.
Free Invoice Generator
Create a professional PDF invoice in 60 seconds. Add your logo, line items, VAT, and payment terms. Download instantly.
RAMS Generator
Generate a Risk Assessment & Method Statement for common trade jobs. Customise hazards, controls, and PPE. Download as PDF.
Quote Template Generator
Create a professional quote with your branding, itemised costs, terms and conditions, and acceptance signature. Download as PDF.
Markup & Margin Calculator
Calculate your markup percentage, profit margin, and selling price. See the difference between markup and margin — they're not the same.
Timesheet Calculator
Calculate hours worked, overtime, and pay for your team. Set hourly rates and OT multipliers. Export as CSV for payroll.
Need more than a calculator?
Gaffer handles quoting, invoicing, scheduling, payments, and team management — all in one place. Free 14-day trial.
Built for UK tradespeople
Every tool on this page is designed specifically for UK trade businesses — plumbers, electricians, builders, roofers, HVAC engineers, carpenters, painters, plasterers, locksmiths, and landscapers across England, Scotland, Wales, and Northern Ireland. All calculations use UK tax rules, VAT rates, and industry benchmarks.
No sign-up, no email gate
We don't believe in gating free tools behind email forms. Use the calculators, generate your documents, download your PDFs — all without creating an account. If you find them useful and want to see what Gaffer can do for your whole business (quoting, scheduling, invoicing, payments, team management), we're here when you're ready.
Who uses these tools?
Self-employed tradespeople setting up their first business, established contractors reviewing their rates, trade businesses preparing health and safety documentation for commercial contracts, and anyone who needs a professional invoice or RAMS without paying for software. Whether you're a one-man band in Bristol or a 50-person firm in Manchester, these tools are free and always will be.