Invoice Generator
Create professional invoices and download as PDF.
How to use Invoice Generator
Enter Your Business Information
Click the 'Business Details' section at the top of the form. Fill in your company name, address, phone number, and email in the designated fields. These details will appear on every invoice you generate.
Add Client Information
Scroll to the 'Client Details' section and enter the customer's name, company, address, and contact information in the corresponding input boxes. This information will display as the 'Bill To' section on your invoice.
Input Invoice Items and Amounts
Click the 'Add Item' button under the Items table. Enter the item description, quantity, unit price, and tax rate (if applicable) for each line item. The total will calculate automatically.
Customize Invoice Settings
Click the 'Settings' gear icon to select your invoice number format, due date, payment terms, and currency. Add optional fields like purchase order number or project reference in the Notes section.
Download Your Invoice as PDF
Review your completed invoice on the preview pane on the right side. Click the blue 'Download PDF' button to save the invoice to your device. The file will be named with your invoice number automatically.
Related Tools
Free invoice generator: create professional invoices instantly
Free invoice generator: create professional invoices instantly
A free invoice generator lets you create, customize, and download a professional invoice as a PDF without signing up for any software. Try the ToolHQ invoice generator to build and download your invoice in under two minutes.
A free invoice generator is a browser-based tool that lets you fill in client details, add line items with quantities and prices, apply tax, and produce a professionally formatted PDF invoice on the spot.
Freelancers, consultants, and small business owners who need to send one professional invoice, or twenty, should not have to pay for monthly subscription software to do it. A browser-based invoice generator covers everything a simple invoice needs: client information, itemized services, tax, totals, and a clean layout, without an account, a credit card, or a file that gets uploaded to someone else's server.
Key takeaways
- Invoices are created and downloaded entirely in your browser, no account or subscription needed
- Add multiple line items, set quantities, unit prices, and a tax rate in one step
- The finished invoice downloads as a PDF you can email directly to clients
- Your invoice is generated in your browser, no data is uploaded or stored
- Professional formatting is handled automatically so you do not need design skills
What an invoice generator does and why it matters
An invoice is a legally recognized document that requests payment for goods or services delivered. It serves multiple purposes: it establishes the payment obligation, provides a record for both parties, and forms the basis for bookkeeping and tax reporting.
A manual invoice created in a word processor works, but it requires formatting discipline, consistent numbering, and correct tax calculations every time. A dedicated invoice generator handles all of that automatically.
ToolHQ's free invoice generator works entirely in your browser. You fill out a form, the tool calculates subtotals, applies your tax rate, and generates a clean PDF. Because no data leaves your device, there is no server holding your client names, billing addresses, or invoice amounts.
The IRS and equivalent tax authorities in other countries require that self-employed people and businesses keep records of all invoices issued and received. Downloading each completed invoice as a PDF gives you that record immediately, ready to file or email without any extra steps.
What a professionally formatted invoice communicates is also worth noting. Clients who receive a clear, itemized PDF with correct totals and a professional layout pay faster than those who receive a text email with a PayPal link and no documentation. Invoice presentation is part of your business's credibility.
Who needs an invoice generator
Invoice generators are most useful for:
Freelancers billing clients. Writers, designers, developers, photographers, and consultants who work project-to-project need a fast way to issue clean invoices. Subscription billing software is overkill if you send 5-15 invoices per month.
Small businesses without accounting software. A business that does not yet use QuickBooks, Xero, or similar tools still needs to invoice. A browser-based generator fills that gap at zero cost.
Contractors and tradespeople. Electricians, plumbers, and contractors often need to issue invoices on the same day work is completed. A mobile-friendly browser tool that creates a PDF on the spot is exactly what the situation calls for.
Anyone issuing a one-off invoice. Selling a piece of equipment, renting a venue for an event, providing consulting services on a single project. One professional invoice should not require buying a subscription.
Mini-story: Rachel, a freelance copywriter in Austin, used to create invoices in a Google Doc template she had built herself. It worked, but she spent 10-15 minutes formatting each invoice, adjusting table widths, and recalculating totals when a project scope changed at the last minute. She found the ToolHQ invoice generator and created her first invoice in under three minutes: client name, billing address, three line items, a 0% tax rate (she handled tax separately), and a download. The PDF looked more professional than her Google Doc version. She used it for every invoice that month and has not touched the Doc since.
How to use the invoice generator: step by step
Enter your business information. Add your name or business name, address, phone number, and email. This appears in the "from" section of the invoice. You can also upload a logo if you have one.
Enter the client's information. Add the client or company name and billing address. This appears in the "bill to" section and makes it clear who the invoice is addressed to.
Set the invoice number and date. Invoice numbers should be sequential so you can track them. The date defaults to today, but you can adjust it. Add a payment due date if needed.
Add line items. For each service or product, enter a description, quantity, and unit price. The calculator totals each line automatically. Add as many line items as the project requires.
Apply tax and any discounts. Enter a tax rate as a percentage and the tool calculates the tax amount and adds it to the subtotal. If you offer a discount, enter it as a flat amount or percentage.
Download the PDF. Click download to generate a clean, print-ready PDF. Send it directly to your client as an email attachment. Save a copy for your own records.
Invoice best practices: tips for getting paid faster
Include a clear payment due date. Invoices with a specific due date (Net 15, Net 30, or a specific calendar date) get paid faster than invoices that say "upon receipt." Be specific about when payment is expected.
Number invoices sequentially. Start with Invoice #001 or Invoice #2024-001 and increment with every new invoice. Sequential numbering makes it easy to reference a specific invoice in a follow-up, track which invoices are outstanding, and maintain records for tax purposes.
List every deliverable separately. A single line item labeled "project" is less clear than four line items specifying exactly what was delivered. Detailed line items reduce disputes and make the invoice easier for the client's accounts payable team to process.
State your payment methods. Mention in the notes or footer of the invoice whether you accept bank transfer, PayPal, check, or credit card. Clients are more likely to pay promptly when the payment method is spelled out.
Follow up on overdue invoices promptly. A polite follow-up email the day after a payment is due resolves most late payments quickly. Having the original invoice PDF on hand to re-attach makes the follow-up professional and reference-clear.
Mini-story: Tom, a 38-year-old IT consultant in Atlanta, had been including his bank details and payment amount in a plain email. When clients occasionally disputed whether they had received an invoice, Tom could not easily prove when it was sent. After switching to the ToolHQ invoice generator, he had a dated PDF for each invoice. On one occasion, a client claimed the invoice was never received. Tom forwarded the PDF with the original email timestamp in the thread. The client paid within 24 hours.
For projects where you are tracking profitability, pair your invoice total with the profit margin calculator to see what you actually keep after expenses. If a project spans multiple PDFs or needs to be combined into one document, the PDF merger handles that in seconds.
Frequently asked questions
Is the invoice generator really free?
Yes. ToolHQ's invoice generator is free to use with no account, no subscription, and no watermarks. You can create and download as many invoices as you need at no cost.
What format does the invoice download in?
Invoices download as PDF files. PDF is the standard format for invoices because it preserves formatting across all devices and cannot be accidentally edited after sending.
Can I add my logo?
Yes. The invoice generator allows you to upload a logo image that appears at the top of the invoice, giving the document a branded look consistent with your other business materials.
Is my invoice data stored anywhere?
No. Your invoice is generated entirely in your browser, and no data is uploaded or stored. Your client names, billing amounts, and business details never leave your device.
Do I need an account to use it?
No account or signup is required. Open the tool, fill in your details, and download the PDF. The process takes under two minutes from start to finish.
What additional fields do I need for a VAT invoice in the UK or EU?
VAT-registered businesses in the UK and EU must include specific fields on invoices to comply with tax authority requirements. A valid UK/EU VAT invoice must show: (1) your VAT registration number (e.g., GB123456789 for UK), (2) the client's VAT number if they are also VAT-registered and the invoice is a B2B sale, (3) the tax point (the date when VAT becomes due, usually the invoice date or delivery date), (4) a breakdown of the net amount, the VAT rate applied, and the VAT amount as separate line items, and (5) a description of the goods or services sufficient to identify what was supplied. If you are not VAT-registered, your invoices do not need a VAT number, but you should not charge or show VAT. Tax rules vary by country; consult your local tax authority for requirements specific to your jurisdiction.
The short version
A free invoice generator replaces the friction of formatting invoices manually with a clean, fast browser tool that produces a professional PDF in minutes. ToolHQ's version requires no account, stores no data, handles tax calculations automatically, and produces a polished PDF you can email directly to clients.
Whether you are a freelancer issuing your first invoice or a small business owner looking for a faster process, this tool covers everything an invoice needs.
Create a free professional invoice now
Need to reduce the file size before sending? Use the PDF compressor to keep the file email-friendly. Managing several invoices together? The PDF merger combines them into one document. Explore all finance tools for more free business utilities.