June 3, 2026·5 min read

What Is a Proforma Invoice? (Meaning & Free Template)

Proforma invoice meaning in plain English — when to use one, how it differs from a regular invoice, and a free way to make it.

A proforma invoice is a preliminary bill sent to a buyer before goods or services are delivered. It's like a detailed quote: it shows what will be charged, but it isn't a demand for payment.

When to use a proforma invoice

  • To give a buyer a firm estimate before confirming an order.
  • For international shipping and customs paperwork.
  • When a buyer needs a document to arrange payment or financing.
💡 Need one? Use the free proforma invoice generator and You can create one free with PDF Bill Builder — no signup, download as PDF in seconds.

Proforma vs commercial/tax invoice

A proforma is provisional and not used for accounting. A commercial or tax invoice is the final, official bill used for payment and records. Send the proforma first; issue the real invoice once the order is confirmed.

Frequently asked questions

What does proforma invoice mean?

It's a preliminary invoice sent before delivery that shows the expected charges. It's not a demand for payment and isn't used for final accounting.

Is a proforma invoice legally binding?

Generally no — it's an estimate of what will be charged. The binding document is the final commercial or tax invoice.

How do I make a proforma invoice?

Create it like a normal invoice with PDF Bill Builder, label it clearly, and download a PDF — free and no signup.

Create your invoice now — free

Invoices, receipts, and quotations. Add your logo, apply tax, download a PDF in seconds. No signup.

Open the free generator

Keep reading