Free tool · no signup

Free invoice generator

The PayNugget invoice generator is a free online tool that builds a professional invoice in your browser — add your business, your client, and line items, and it calculates the subtotal, tax, and total live. Nothing is saved or sent to a server, and no signup is needed to preview. When it's ready, create it in PayNugget to email it with a pay-now link and get paid by low-cost ACH or card.

start typing below — it's instant
Your business
Bill to
Invoice details
Line items
Tax & notes

Your Business LLC

123 Main St Austin, TX 78701

you@yourbusiness.com

Invoice

INV-0001

Bill to

Acme Client Co.

500 Market St San Francisco, CA 94105

ap@acmeclient.com

DescriptionQtyRateAmount
Website design — homepage1$1,200.00$1,200.00
Consulting (hours)6$120.00$720.00
Stock photography1$85.00$85.00
Subtotal$2,005.00
Total due$2,005.00

Thank you for your business! Payment due within 14 days.

Like this invoice? Send it for real — with a pay-now link.

Create this invoice in PayNugget and let your client pay by low-cost ACH or card.

Free to start · no subscription · you own your data

What it does

A real invoice, without the spreadsheet math

Live totals, a clean professional layout, and nothing stored anywhere. Then one click turns it into a paid invoice.

To build and preview
$0
Subtotal, tax, and total
Live
Runs in your browser only
Private
To send it in PayNugget
1 click

How it works

From draft to paid in three steps

The generator gets your invoice looking right. PayNugget gets it paid.

  1. Fill in the details

    Add your business, your client, and line items. Totals and tax calculate automatically as you type.

    11
  2. Review the live preview

    See exactly how your invoice will look, with a clear total due, before you send anything.

    22
  3. Create it in PayNugget

    One click turns your draft into a real invoice with a pay-now link for low-cost ACH or card.

    33

Why use an invoice generator

A professional invoice, without the spreadsheet math

A good invoice does three jobs: it looks professional, it states clearly what is owed, and it makes paying easy. A Word doc or spreadsheet can manage the first two — barely — but it can't calculate reliably, it can't track whether the client opened it, and it certainly can't collect payment.

This free generator handles the formatting and the math instantly. But the real speed-up comes when you send an invoice that a client can pay online in two clicks — a secure pay-now link with low-cost ACH bank payments as the default.

Need a starting point for your trade? Browse invoice templates by use case, or learn more about free invoicing software that stays free.

A spreadsheet can't get you paid. A pay-now link can.

Keep exploring

Related tools, templates & guides

Build it here, then pick the right format, model your terms, and send it for real.

Invoice generator: frequently asked questions

How the tool works, what it saves, and how to get paid.

Is this invoice generator really free?
Yes. The generator runs entirely in your browser at no cost — there's no signup required to build an invoice and preview the totals. When you're ready to actually send it and get paid online, you can create a free PayNugget account.
Does the invoice generator save my data?
No. Everything you type stays in your browser only — nothing is sent to a server or stored in a database. That keeps the tool fast and private. To save, track, and send invoices, create them in PayNugget instead.
What information do I need to make an invoice?
You need your business name and contact details, the client's details, an invoice number, issue and due dates, and your line items (description, quantity, and rate). Optionally add a tax rate and notes or payment terms. The generator calculates subtotals, tax, and the total for you.
Can I email the invoice and get paid from this tool?
The generator builds a preview only. To email a professional invoice with a secure pay-now link — so clients can pay by low-cost ACH or card — create the invoice in PayNugget with one click. It's free to start with no subscription.
How do I calculate the total on an invoice?
Multiply each line item's quantity by its rate, add the line amounts together for the subtotal, then add any tax (subtotal × tax rate). The generator does all of this automatically as you type.
Can I add tax to the invoice?
Yes. Enter a tax rate as a percentage and the generator applies it to the subtotal and shows the tax amount and final total. Leave it at 0 if no tax applies.

Turn your draft into a paid invoice

Create the invoice in PayNugget and get paid by low-cost ACH or card — free to start, no subscription.