Invoice Generator
Create professional invoices in seconds. Add line items, tax, and discounts — then download as PDF.
Your Business
Client Details
Invoice Details
Line Items
1 itemInvoice Summary
Track these billable hours automatically
Send your invoice line items to Preview, then combine with calendar data for a complete timesheet.
Or connect your calendar to auto-track hours →
How to Use the Invoice Generator
This free invoice generator lets freelancers, consultants, and small businesses create professional invoices in seconds. Fill in your business and client details, add line items with quantities and rates, and the totals are calculated automatically.
Taxes & Discounts: Apply a tax percentage to your subtotal for GST, VAT, or sales tax. Add a discount percentage for early-payment terms or promotional pricing. Both are reflected in the final total and on the downloaded PDF.
PDF Export: Click “Download PDF” to generate a clean, print-ready invoice with your business details, client information, itemised line items, and a summary. No signup or watermark — the PDF is ready to send immediately.
Want to skip manual entry and auto-generate invoices from your tracked time? Fill the Timesheet connects to Google Calendar, Microsoft Teams, Zoom, Jira, and more to build timesheets and invoices from your real calendar events.
Frequently Asked Questions
How do I create a free invoice online?
Fill in your business and client details, add line items with descriptions, quantities, and rates, then click “Download PDF” to generate a professional invoice instantly. No signup or payment required.
What should a professional invoice include?
A professional invoice should include your business name and contact details, the client's name and address, a unique invoice number, invoice and due dates, itemised line items with descriptions, quantities, and rates, applicable taxes or discounts, and the total amount due.
Can I download the invoice as PDF?
Yes. Click the “Download PDF” button to generate a clean, print-ready PDF with all your invoice details, line items, taxes, discounts, and totals. The PDF has no watermarks and is ready to send to your client immediately.
Is my data secure when using this invoice generator?
Absolutely. All invoice data stays in your browser and is never sent to any server. The PDF is generated entirely on your device using client-side JavaScript, so your business and client information remains private.
Pull your billable hours automatically
Stop typing time entries into invoices manually. Connect your calendar and project tools to auto-generate accurate timesheets for billing.
No credit card required. Free forever plan available.