Skip to content
Free Invoice Generator

Free invoice generator for consultants

Add your consulting hours, day rates or monthly retainer as line items and list reimbursable expenses separately. Set payment terms such as Net 30 and download a consultant invoice PDF. It is free, and your client details stay on your device.

Invoicing tips for consultants

  • Add the client’s PO number as an extra field; many finance teams reject invoices without it.

Example line items

The generator starts with these sample lines on your first visit. Replace them with your own work.

  • Strategy workshop (day rate)
  • Advisory retainer – November
  • Travel expenses (receipts attached)

Billing in another country? Use the generator for India (GST), the UK (VAT) or the US (sales tax), or pick any currency and tax in the editor.

Questions people ask

How do I invoice a monthly retainer?

Add one line such as “Advisory retainer – November” at the agreed monthly fee, and list any extra hours beyond the retainer as a separate line.