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Invoice Generator

Create professional invoices in seconds - add items, set taxes, and download as PDF. Free, no account needed.

Invoice Details
Parties
Line Items
Description Qty Rate Amount
Subtotal$0.00
Tax % $0.00
Discount % -$0.00
Total$0.00
Notes & Payment Terms

Choose "Save as PDF" in the print dialog to download.

About Invoice Generator — Free Invoice Generator Online

This Invoice Generator lets you create professional, print-ready invoices directly in your browser without any account, subscription, or software installation. Add your business and client details, build a line-item list with quantities and unit rates, set a tax rate and optional discount, include payment notes, and download the finished invoice as a PDF — all in under two minutes. This free invoice generator online produces clean, professional documents that are ready to send to clients.

Freelancers, consultants, contractors, and small business owners use this tool to produce invoices quickly without paying for dedicated invoicing software. Because everything runs locally in your browser, your invoice data — including client names, amounts, and business details — is never sent to any server and never stored in any database. The live preview panel updates as you type, so you always see exactly what the printed invoice will look like before you download it.

How to Use the Invoice Generator

  1. Enter your Invoice Number (e.g., INV-001), set the Invoice Date and Due Date, and select your preferred Currency from the dropdown (10 currencies supported).
  2. Fill in the From section with your business name and address, and the Bill To section with your client's name and address.
  3. Click + Add Item to add line items. For each item, enter a description, quantity, and unit rate. The line item total is calculated automatically.
  4. Set a Tax percentage and an optional Discount percentage. The grand total updates instantly in both the form and the live preview.
  5. Add payment instructions, bank details, or any other notes in the Notes & Payment Terms field.
  6. Click Download / Print PDF. In the browser print dialog, set the destination to "Save as PDF" and the margins to "Minimum" or "None" for the cleanest output.

Features of the Invoice Generator

This tool is designed to cover the full range of needs for a simple professional invoice without unnecessary complexity.

  • Live preview: The invoice preview panel on the right updates in real time as you type in any field. You see the final formatted invoice continuously, so there are no surprises when you download it.
  • Multiple currencies: Ten currencies are available: USD ($), EUR (€), GBP (£), INR (₹), JPY (¥), AUD (A$), CAD (C$), CHF, SEK (kr), and BRL (R$). The selected currency symbol appears throughout the invoice.
  • Tax and discount: Both are applied as percentages. Discount is deducted from the subtotal first; tax is then applied to the discounted subtotal. The formula is: Grand Total = Subtotal − Discount + Tax on discounted subtotal.
  • Unlimited line items: Add as many line items as your invoice requires. Each item has its own description, quantity, and rate. Items can be removed individually with the delete button.
  • Notes field: Use the Notes & Payment Terms field to include your bank account details, payment instructions (e.g., "Payment due within 30 days"), or any other information the client needs to pay you.

Tips for Getting the Best Results

A few practices help produce the most professional invoices and the cleanest PDF output.

  • Set margins to Minimum or None when printing to PDF: When the browser print dialog opens, look for the margins setting and set it to "Minimum" or "None". This ensures the invoice layout fills the page without getting clipped. The default browser margins can add unwanted whitespace around the invoice.
  • Include your full business address and contact details: Professional invoices should include your full business name, address, and contact email or phone number in the From field. Clients often need this information to process payments through their accounts payable systems or to contact you about a payment.
  • Use descriptive line item names: Write line items in terms that make sense to the client, such as "Website Design — 3 pages" or "Copywriting — 500 words" rather than abbreviated codes. Clear descriptions reduce the likelihood of payment disputes.
  • Include your bank or payment details in the Notes field: Many clients pay by bank transfer. Include your bank name, account number, sort code (or routing number and account number for US clients), and any reference they should include with their payment. Alternatively, list your PayPal or Stripe payment link.
  • Double-check currency and totals before downloading: Select the currency before entering amounts since it affects how numbers are displayed. Verify the tax percentage, discount percentage, and grand total in the live preview before downloading the PDF.

Why Use a Free Invoice Generator Online

Dedicated invoicing software often costs $15–$30 per month — a significant overhead for freelancers and small businesses who only need to issue a handful of invoices. Browser-based invoice generators eliminate that cost entirely. This tool runs without any server-side processing, meaning there is no risk of your business or client data being stored, sold, or breached. The PDF is generated using the browser's native print functionality, producing a clean, universally compatible document.

Freelance designers, developers, writers, consultants, tradespeople, and small business owners all use tools like this to issue invoices quickly when they don't need the full feature set of dedicated accounting software. For occasional or basic invoicing needs, a free browser-based generator is the practical choice.

Frequently Asked Questions about Invoice Generator

Yes, completely free with no limitations. There is no sign-up, no subscription fee, no usage cap, and no watermark added to your invoice. The tool is free for personal and commercial use. You can generate as many invoices as you need at no cost, now or in the future.
No. All invoice data you enter — business name, client name, amounts, addresses, and notes — is processed entirely in your browser using JavaScript. Nothing is sent to Oneyfy's servers or any third party. Your data exists only in your browser's memory while the page is open. When you close the tab, the data is gone.
Click the "Download / Print PDF" button. A new window opens with your formatted invoice and the browser print dialog appears automatically. In the print dialog, set the Destination to "Save as PDF" (Chrome/Edge) or "PDF" (Firefox/Safari). Set margins to "None" or "Minimum" for the cleanest output, then click Save to download the PDF file.
Ten currencies are available: USD ($), EUR (€), GBP (£), INR (₹), JPY (¥), AUD (A$), CAD (C$), CHF (Swiss franc), SEK (kr), and BRL (R$). Select your currency before entering amounts. The currency symbol is applied consistently throughout the invoice preview and the downloaded PDF.
The subtotal is the sum of all line item amounts (quantity × rate for each item). The discount percentage is applied to the subtotal to produce the discount amount. Tax is then applied to the discounted subtotal. Grand Total = Subtotal − Discount Amount + Tax Amount. Both the form panel and the live preview show each step of this calculation.
The tool currently supports a single tax rate applied to the entire discounted subtotal. If you need to show multiple tax rates (for example, VAT and a local tax), you can calculate the combined rate and enter that as the single tax percentage. Alternatively, add the secondary tax as a line item with a description such as "Local Tax (5%)" and manually enter the calculated amount as the rate.
Yes. The form layout switches to a single column on smaller screens and all inputs are touch-friendly. The print-to-PDF function works on Android Chrome and is supported on most mobile browsers. The live preview scales to fit narrower screens. For the most comfortable experience when editing multiple line items, a tablet or desktop is recommended.
The tool produces a professional-looking invoice document with all the standard fields (invoice number, dates, parties, line items, totals, and notes). Legal validity depends on your jurisdiction's invoicing requirements, which typically require your business name, address, invoice number, date, description of goods or services, and total amount. Consult your local tax authority or accountant to confirm what your invoices must include for compliance in your country.