Work Order Lab · Operated by Ranzo Tech LLC

Free templates and generators for service businesses

Download clean, professional invoices, estimates, and work orders in Word, Excel, and PDF — with trade-specific guidance so your paperwork is clear and customer-friendly.

Fast, print-friendly pages Clear scope + line items Internal checklists Built for mobile

Note: These templates are for general informational use. Always follow local laws, licensing requirements, and tax rules.

How it works

Get a professional estimate, invoice, or work order in minutes

1) Choose your trade

Pick your trade (plumbing, HVAC, cleaning, etc.) and the document you need.

2) Download or generate

Download Word/Excel/PDF templates, or use our free generators to fill it out in your browser.

3) Save & send

Print or “Save as PDF”, then email/text it to your customer and keep a copy for your records.

Pro tip: Use the “Related templates” links on each page to go Estimate → Work Order → Invoice for the same job.

No account required. Generator data stays in your browser.
Templates

Invoices

Professional invoices with clear line items, terms, and a customer-friendly layout.

Templates

Estimates

Estimates that define scope, assumptions, optional add-ons, and deposit schedules.

Templates

Work Orders

Work orders with checklists, materials used, safety notes, and sign-off.

Free Tool

Estimate Generator

Create a clean estimate preview in your browser and print to PDF. Great for quick quotes on mobile.

No account required. Your data stays in your browser.
Free Tool

Invoice Generator

Generate an invoice preview with line items and totals. Print or save as PDF from your browser.

No account required. Your data stays in your browser.

How this site is built for SEO (without spam)

Each trade page includes a template preview, trade-specific line items, field-by-field guidance, a filled example, and common mistakes — so pages are useful on their own and not “thin” duplicates.

For Google Search

  • Clean URL structure and internal linking between related templates.
  • Fast pages with a lightweight design.
  • Clear navigation and dedicated legal pages.

For AI search

  • Structured headings, checklists, and field definitions.
  • Concrete examples that can be cited in answers.
  • Consistent terminology across trades and document types.