DB Document Builders

Invoice Generator

Create a professional invoice with line items, tax, discount and totals in your browser. Preview and download a PDF — free, private, no uploads.

🔒 Runs entirely in your browser — nothing is uploaded

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Send a professional invoice in minutes

An invoice is a formal request for payment, and a clear one gets paid faster. This invoice generator lets freelancers, agencies and small businesses build a tidy, itemised bill without a subscription or login. You enter your business details, your client's details, the line items and your tax and discount rates, and the live preview assembles a clean A4 invoice that you can download as a PDF. Because every calculation and the final document are produced entirely in your browser, none of your client or pricing data ever leaves your device.

The math is handled for you. Each line multiplies quantity by unit price, the subtotal sums those amounts, an optional percentage discount is subtracted, and the tax rate is applied to the discounted figure. The grand total combines everything and is formatted in the currency you pick, from US dollars to euros, pounds, rupees and yen. Edit any field and the totals and preview update instantly, so there is no guesswork about the amount due.

What to include on every invoice

A complete invoice usually carries a unique invoice number, the issue date and a due date, the seller's name and contact information, the customer's billing address, an itemised list of products or services, and the totals with any tax broken out. Adding clear payment terms in the notes — such as accepted payment methods or a late-payment policy — reduces back-and-forth and sets expectations. Keeping your invoice numbers sequential also makes bookkeeping and tax time much easier.

Private by design

Traditional online invoicing apps store your customer list and revenue on their servers. This tool does the opposite: it runs as static code in your browser, so your figures stay with you. There is no account to create and nothing to delete later. When you are happy with the preview, the PDF is generated locally and downloaded straight to your device, ready to email or print.

How to use

  1. Add your detailsFill in seller, buyer, currency, tax and discount.
  2. List line itemsAdd a description, quantity and price for each item.
  3. Download PDFCheck the live invoice preview, then click Download PDF.

Frequently asked questions

Is my invoice data uploaded?
No. The invoice is built and rendered to a PDF entirely in your browser. Nothing is sent to a server.
How are totals calculated?
Subtotal is the sum of quantity × price for every line. Tax is applied to the discounted subtotal, and the total adds tax to that amount.
Can I use any currency?
Yes. Pick from the currency dropdown and every amount is formatted to match.
Is the invoice numbered?
You set the invoice number and dates yourself, so they match your own accounting records.
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