Free tools

Free Online Invoice Generator

Use ExtraflowDoc online invoice generator to create professional invoices in any currency for FREE. Trusted by small businesses, SMEs, and service providers worldwide to meet local tax authority invoicing requirements.

Free plan available. No credit card required.

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Built for your CRM

Two native integrations, zero switching tabs

Prefer to generate invoices straight from your CRM? ExtraflowDoc runs natively inside Pipedrive and monday.com, pulling client and line-item data from deals you already track — no copy-paste, no extra tab.

ExtraflowDoc for Pipedrive

Open ExtraflowDoc from any deal to pull contact, product, and pricing data straight onto the invoice — no export, no copy-paste.

ExtraflowDoc for monday.com

Generate invoices straight from a monday.com board, with client and item data mapped in from your existing columns.

Customer stories

Trusted by teams that invoice every day

“Best ROI of any software we've purchased. Paid for itself in the first week.”

David Thompson, RealQuality Roofing

“Game changer for our construction business. Complex estimates that used to take hours now take 10 minutes.”

Michael Chen, BuildTech Construction

“The Pipedrive integration is seamless. All our client data auto-fills perfectly.”

Jennifer Rodriguez, Software Brothers

FAQ

Frequently asked questions

Everything you need to know about creating invoices with ExtraflowDoc.

Is the ExtraflowDoc invoice generator really free?

Yes. You can build an invoice, preview it, and download it as a PDF at no cost, with no credit card. A free ExtraflowDoc account adds saving, reusing, and pulling client data from your CRM.

Do I need an account or to sign up to make an invoice?

No. You can fill in the invoice and download it without signing up. Creating a free account only matters when you want to save invoices, reuse them next month, or connect Pipedrive or monday.com.

What is an invoice?

An invoice is a commercial document a seller issues to a buyer that lists the goods or services provided, their quantities and unit prices, any tax, and the total amount due — along with the payment terms, a due date, and a unique invoice number.

What's the difference between an invoice and a receipt?

An invoice requests payment before it has been made; a receipt confirms payment was received. Many businesses issue an invoice on delivery and then a receipt once the client pays.

What's the difference between an invoice and a bill?

They are the same document seen from two sides. The seller issues an invoice; the buyer receives it and treats it as a bill to pay.

What's the difference between an invoice and a quote or estimate?

A quote or estimate proposes a price before work starts and is not a demand for payment. An invoice is issued on or after delivery and is a formal request for payment by a set date.

Can I create an invoice in any currency?

Yes. Pick the currency your client pays in and set the symbol and number format so the invoice reads correctly in their market.

Can I add my company logo and branding?

Yes. Add your logo and business details once, and every invoice you generate or reuse keeps that branding.

Can I download the invoice as a PDF?

Yes. Generate a clean, print-ready PDF in one click, ready to email to your client or attach to a message.

What should a professional invoice include?

Your business name and contact details, the client's details, a unique invoice number, the issue and due dates, an itemised list of goods or services with quantities and rates, the subtotal, any tax, the total due, and how the client should pay.

How should I number my invoices?

Use a consistent, sequential scheme such as INV-0001, INV-0002 so every invoice is unique and easy to trace. Many businesses prefix the year or a client code, for example 2026-014.

Does the generator calculate tax and totals for me?

Yes. Enter your line items and a tax rate, and the subtotal, tax, and grand total update automatically as you edit — no spreadsheet maths.

Can I add VAT, GST, or sales tax for my country?

Yes. Set one or more tax rates and labels — VAT, GST, PST, or sales tax — per line item or across the whole invoice, so it matches your local tax-authority requirements.

Is an invoice made with this generator legally valid?

An invoice is valid when it carries the details your tax authority requires: both parties, a unique number, the date, itemised amounts, any tax, and the total. The generator includes those fields; check your jurisdiction's rules for extras such as a registered tax ID.

Can I add discounts, shipping, or notes?

Yes. Apply a discount, add a shipping line, and include free-text notes or payment terms at the bottom of the invoice.

Can I reuse an invoice or set up recurring invoices?

Save an invoice and duplicate it for the next billing cycle. For recurring billing tied to your pipeline, run ExtraflowDoc inside Pipedrive or monday.com and generate each invoice from the deal.

Can I create invoices on my phone?

Yes. The generator runs in any modern mobile browser, so you can fill in and download an invoice from a phone or tablet.

How do I send the invoice to my client?

Download the PDF and email it, or share it as a link. Inside Pipedrive or monday.com, ExtraflowDoc can send the invoice and track its status for you.

Can I turn an accepted quote into an invoice?

Yes. In ExtraflowDoc for Pipedrive and monday.com, convert a won quote into an invoice in one click, with every line item carried over.

What languages and tax regions does ExtraflowDoc support?

ExtraflowDoc is localised into 30 languages, with line-item VAT, GST, PST, and sales-tax support, so invoices work for international clients and local tax rules alike.

Ready to invoice faster?

Create your first invoice — free, in minutes.