Small-business tool

Free Invoice Generator

Build a clean invoice with your business details, line items, tax, discount, notes, and a downloadable PDF.

Invoice details remain in this browser and are not saved to an account.
Invoice details
From and bill to
Totals
Line items
Invoice preview updates as you edit.

Include complete business details

A useful invoice normally identifies the seller and customer, invoice number, issue date, payment due date, supplied items, quantities, rates, currency, taxes, discounts, total amount, and payment instructions. Legal requirements vary, so confirm the fields required in your jurisdiction.

Use clear line items

Describe each product or service plainly and separate unrelated work into different rows. Accurate quantities and rates make the subtotal understandable and reduce payment questions. Review tax and discount calculations before sending because this tool cannot determine the correct tax treatment for your transaction.

Keep your own records

The generator creates a downloadable PDF but does not store invoices, send reminders, collect payments, or maintain accounting records. Save the PDF using a consistent filename and keep an independent invoice register so numbers are not duplicated or lost.

Review the payment story

Before sending an invoice, confirm that the due date, currency, tax, discount, total, payment method, and contact details tell one consistent story. A customer should be able to identify the work, understand how the total was calculated, and know where and when to pay without guessing. If a deposit, partial payment, purchase order, late fee, or credit is involved, describe it clearly in the notes and confirm that the PDF total matches your accounting record.

Step by step

How to use Free Invoice Generator

  1. Enter seller, customer, invoice, date, and currency details.
  2. Add products or services with quantity and rate.
  3. Set tax, discount, notes, and payment instructions.
  4. Review the live totals and download the invoice PDF.
Verify before use

Review the finished result

Online tools can speed up ordinary work, but the result still depends on accurate inputs and the destination’s requirements. Keep your source material, inspect the complete download or calculation, and independently verify anything used for official, financial, safety-critical, or regulated purposes.

Does iToolsX save my invoice?

No. The invoice is prepared in your browser and is not stored in an account or database.

Can I add more line items?

Yes. Add or remove rows and totals update automatically.

Does the tool calculate the correct tax automatically?

It calculates the percentage you enter but cannot determine which tax rate or rules apply.

Is the generated invoice legally compliant?

Requirements differ by location and transaction, so review local rules or consult a qualified professional.