If you freelance, run a small business, or bill clients even occasionally, you already know the drill: a client finishes a project and now you need to send an invoice — today, ideally in the next five minutes. Digging up an old Word template, fixing the formatting, and hoping the math is right isn't a great way to get paid faster.

That's exactly why we built the Invoice Generator: a free, browser-based tool that turns your billing details into a clean, professional PDF invoice — no account, no software install, no watermark.

What the SaaSToolz Invoice Generator does

The Invoice Generator is a straightforward, no-nonsense tool built for speed:

Add your business and client details — name, address, and contact info for both sides Add line items — description, quantity, and rate, with the subtotal calculated automatically Apply tax or discounts — enter a percentage and the tool handles the math Set invoice number, issue date, and due date — so nothing is missing before you send it Download as a polished PDF — ready to attach to an email or upload to a client portal

Because it runs in your browser, your invoice data isn't sitting on a server somewhere — you fill it in, generate the PDF, and you're done.

How to create an invoice in under 2 minutes

1. Open the tool. Go to www.saastoolz.com/tools/invoice-generator — no login required.
2. Enter your business details. Your name or company, address, email, and (optionally) a logo.
3. Enter your client's details. Name, billing address, and email.
4. Add line items. List each product or service, the quantity, and the rate. The tool totals it automatically.
5. Add tax, discount, or notes. Include a tax rate if applicable, and any payment terms or thank-you note.
6. Download the PDF. Review the preview, then export — it's ready to send.

That's it. No templates to hunt down, no spreadsheet formulas to double-check.

Frequently Asked Questions

Is the Invoice Generator really free?

Yes. Like the rest of the 115+ tools on SaaSToolz, the Invoice Generator is completely free, with no account required and no watermark on your downloaded PDF.

Is my invoice data stored on your servers?

No. The tool is designed to process your invoice details in your browser. Nothing about your client's billing information is required to sit on a server for you to generate a PDF.

Can I use this for recurring invoices?

You can generate as many invoices as you need, one at a time. If you need automated recurring billing, subscription management, or payment collection built in, a dedicated invoicing platform will serve you better — this tool is purpose-built for fast, one-off, professional invoices.