🧾 Invoice Generator
Create professional invoices with live preview — download as PDF instantly.
FROM (Your Business)
TO (Client)
Invoice Details
Line Items
Totals
Notes / Payment Terms
How to Use the Invoice Generator
- 1 Enter your business name and contact details in the FROM section.
- 2 Fill in your client's name, address and email in the TO section.
- 3 Set the invoice number, date, due date and preferred currency.
- 4 Add your products or services as line items using the + Add Line Item button.
- 5 Enter quantities and unit prices — totals are calculated automatically.
- 6 Set a tax rate and discount percentage if applicable.
- 7 Click Print / Save PDF to open the browser print dialog and save as PDF.
Why Use ZappMint's Invoice Generator?
About This Invoice Generator
This invoice generator creates professional, printable invoices directly in your browser. It supports unlimited line items with automatic total calculation, customizable tax and discount rates, multiple currencies, and a clean design that prints beautifully as a PDF. The live preview updates in real time as you type, so you see exactly what your client will receive.
Freelancers, consultants, small business owners, contractors, and self-employed professionals use this tool to create invoices for clients without paying monthly subscription fees for invoice software. Whether you're billing for design work, consulting hours, product sales, or professional services, the generator produces a standard-format invoice accepted by businesses worldwide.
All data stays entirely in your browser — nothing is saved to any server. To save a copy of your invoice, use Print / Save PDF and save to your computer. To re-use for the next client, simply clear the TO fields and update the line items. The invoice number auto-increments to help you maintain sequential records.
Frequently Asked Questions
Is this invoice generator free?
Yes — completely free with no signup, no hidden charges, and no watermark on generated invoices. You can create as many invoices as you need without any limitations.
Will there be a ZappMint watermark on my invoice?
No. Invoices you generate are completely clean — no watermarks, branding, or ZappMint logos appear on the printed or PDF version.
Is my invoice data stored anywhere?
No. All invoice data is stored only in your browser's working memory and is never sent to any server. Refreshing the page clears the form. Save your PDF before closing the tab.
How do I save the invoice as a PDF?
Click the "Print / Save PDF" button. Your browser's print dialog will open. Select "Save as PDF" as the destination instead of a physical printer. On Mac use "Save as PDF" at the bottom left. On Windows use "Microsoft Print to PDF".
Can I add my logo?
You can add your business name and contact details which appear in the invoice header. For a full logo image, the professional workflow is to save the PDF and add your logo image using a PDF editor like Adobe Acrobat or Preview (Mac).
Can I create invoices in different currencies?
Yes — the currency selector supports USD ($), GBP (£), EUR (€), AUD (A$), and INR (₹). The selected currency symbol appears throughout the invoice and PDF.
How accurate are the calculations?
All calculations are performed in JavaScript and are accurate to two decimal places. Subtotal, tax amount, discount amount, and total due are all computed automatically from your line items and percentage inputs.
Can I reuse this for multiple clients?
Yes. After printing or saving your PDF for one client, click Reset to clear the client fields and line items, then fill in the next client's details. The invoice number auto-increments each time you use the tool.