Free Online Invoice Generator - Create & Download PDF Invoices
Invoice GeneratorAI PDF Studio · Business Tools
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Free Online Invoice Generator

Create a professional invoice in minutes and download it as a clean, print-ready PDF - free, private, and entirely in your browser. There is no sign-up, no watermark, and nothing is uploaded to a server. Fill in your company and client details, add your line items, and watch the invoice build itself in the live preview on the right.

Everything a good invoice needs

This tool covers the full workflow a freelancer, small business, agency, or accountant needs to bill a client. You can add your company logo, business and tax registration numbers, and full contact details, then record the client the same way. Each line item supports a quantity, unit, rate, per-item discount and per-item tax, and the subtotal, discounts, taxes, shipping, and grand total are calculated for you in real time. Record any amount already paid and the invoice shows the exact balance due.

You control the currency, the invoice number and dates, the payment terms, and the status - draft, pending, paid, overdue, or cancelled. Add bank or payment instructions, a thank-you note, and your terms and conditions. Finish it with a signature image and a QR code so a client can pay or verify the invoice quickly.

Private by design

Unlike most online invoice websites, this generator never sends your data anywhere. Your company details, client details, logo, and figures stay on your device, and the PDF is produced locally in your browser. That makes it a safe choice for confidential billing, and it also means the tool keeps working even with a weak connection once the page has loaded.

How to create an invoice

1. Add your details

Enter your company and client information, then set the invoice number, issue date, and due date. Choose your currency and payment terms.

2. Add line items

Add each product or service with its quantity and rate. Apply a discount or tax per line if you need to. Drag rows to reorder them and duplicate a row to save typing.

3. Style it

Pick one of five templates - Modern, Minimal, Corporate, Creative, or Professional - choose an accent colour, and add a logo, signature, or QR code.

4. Download

Download a print-ready PDF, print it directly, or export the data as JSON so you can import and reuse it for the next invoice. Nothing leaves your device.

Who it is for

Freelancers and consultants use it to bill by the hour or by project. Small businesses and shops issue sales invoices with tax and shipping. Agencies and IT service providers itemise retainers and deliverables. Accountants and bookkeepers prepare clean documents for clients. Because the layout is professional and the export is a real PDF, the result looks the part whether you send one invoice a month or dozens.

Frequently asked questions

Is the invoice generator really free?

Yes. Creating invoices and downloading them as PDF is completely free, with no account, no sign-up, and no watermark. The tool runs in your browser, so there are no server costs to pass on.

Are my invoices uploaded to a server?

No. Everything runs locally in your browser. Your company details, client details, logo, and figures never leave your device, and the PDF is generated on your own computer.

Can I add my logo, tax, and discounts?

Yes. You can upload a logo, set per-item or overall tax and discounts, add shipping and extra fees, choose your currency, and record amounts already paid to show the balance due.

Can I reuse an invoice later?

Yes. The tool auto-saves a draft in your browser, and you can export the full invoice as a JSON file and import it again on any device to continue editing or to duplicate it.

Does it work on mobile?

Yes. The generator is fully responsive. On small screens the editor and preview stack so you can fill in details and check the result as you go.

Can I embed it in WordPress?

Yes. The whole tool is a single self-contained file with scoped styles, so it fits into a WordPress shortcode, a Gutenberg or Elementor HTML block, or a standalone deployment on Cloudflare Pages, Vercel, or Netlify.

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© AI PDF Studio · Free Online Invoice Generator Runs in your browser · Your data stays private
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