Gearboxly

Free Invoice Generator

Create and download a professional invoice.

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What is the Invoice Generator?

Getting paid shouldn't require a subscription to accounting software. When you just need to send a clean, professional invoice, wrestling with a word processor template or signing up for yet another tool is more friction than the job deserves.

This invoice generator lets you fill in the details, see the invoice build live, and save it as a PDF — free, with nothing to install or sign up for.

Last updated: Aug 14, 2026

What does this tool do?

You enter your details, the client's, and line items with quantities and rates, and the invoice preview updates as you type.

It totals everything with optional tax, and a single click opens your browser's print dialog so you can save a clean PDF.

Key features

Live preview

The invoice builds as you type.

Line items

Quantities, rates and auto totals.

Tax & currency

Add tax and pick a currency symbol.

Save as PDF

Print or save straight from the browser.

Private

Nothing is uploaded or stored.

Example

Input
Two line items plus 10% tax
Processing
The tool totals the items and applies tax.
Output
A clean invoice with subtotal, tax and total, ready to save.

Common use cases

  • FreelancersBill clients quickly.
  • ContractorsInvoice for jobs and hours.
  • Small businessesSend professional invoices.
  • ConsultantsCharge for time and services.
  • CreatorsInvoice for commissions.
  • Side-hustlersGet paid without accounting software.
  • TutorsBill for sessions.
  • Anyone owed moneyMake a clean invoice fast.

Benefits

  • It produces a professional invoice in minutes.
  • It totals items and tax automatically.
  • It saves to PDF with no extra software.
  • It keeps your financial details private.

Tips

  • Use a clear, unique invoice number for your records.
  • Set a due date so payment terms are obvious.
  • Itemize work so the client sees what they're paying for.
  • Add payment instructions in the notes.
  • Choose 'Save as PDF' in the print dialog to get a file.
  • Keep a copy of every invoice you send.
  • Include your contact details in the From field.
  • Double-check the totals before sending.

Common mistakes to avoid

No invoice number

Fix: Number every invoice so you and your client can track it.

Vague line items

Fix: Describe each item clearly so the charge is obvious.

Forgetting payment terms

Fix: Add a due date and payment instructions in the notes.

Not keeping a copy

Fix: Save the PDF for your own records after sending.

How it works

  1. 1

    Enter details

    Your info, the client's and line items.

  2. 2

    Preview live

    The invoice updates as you type.

  3. 3

    Save as PDF

    Print or save it straight from the browser.

Frequently asked questions

Click Print / Save as PDF and choose 'Save as PDF' in your browser's print dialog.

No. Everything is generated in your browser and nothing is uploaded or saved.

Click Print / Save as PDF and choose 'Save as PDF' as the destination in your browser's print dialog.

No. Everything is generated in your browser and nothing is uploaded or saved.

Yes. Enter a tax percentage and it's applied to the subtotal automatically.

Common currency symbols including USD, EUR, GBP, CAD, AUD, INR and JPY.

Yes. Add as many items as you need; each has a quantity and rate.

No. It's free with no sign-up.

Conclusion

An invoice generator gets you a clean, professional PDF invoice in minutes, no software or sign-up required. Pair it with the sales-tax and markup calculators to get your numbers right first.

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