Logo
Dokolo
Generate a PDF Invoice

How to Use the Invoice Generator

This guide walks you through creating clear, professional invoices.

Getting Started

Fill in the invoice fields and line items on the preview. Totals update in real time.

Basic Information

Client Information

Enter the client name. You can add a department/contact line if needed.

Issuer Information

Enter issuer name, postal code, and address. Optional: phone, fax, email, and registration number.

Invoice Number

Set a unique invoice number for tracking.

Issue Date

Choose the invoice date (defaults to today).

Project / Subject

Add a project name or subject line.

Line Items & Amounts

Line Item Details

Add date, description, quantity (up to 2 decimals), unit, and unit price (whole numbers).

Tax Rates per Item

Select 10% or 8% per item to update the tax breakdown automatically.

Automatic Totals

Line totals are quantity × unit price rounded to the nearest whole number. Tax is floor-rounded and totals update automatically.

Customization Options

Color Schemes

Pick a color scheme to match your brand or preference.

Currency

Choose from multiple currencies including JPY, USD, EUR, KRW, and more.

Seal/Stamp Image

Upload your company seal or stamp image (PNG or JPEG, max 1MB). Transparent background recommended.

Downloading Your PDF

Click "Download PDF" to generate your invoice.

On iPhone, the PDF may open in a new tab. Tap the Share button and choose "Save to Files" to keep it.

The service processes data only temporarily for the purpose of generating PDFs and does not store any of the data.

Helpful Tips

  • Add or remove line items as needed; totals update automatically.
  • Quantity supports up to two decimals; unit price is whole numbers.
  • Tax is calculated by floor rounding. Use 8% for reduced-rate items.
  • Bank details and notes are optional—leave them blank if not needed.

Frequently Asked Questions

Ready to Create Your Invoice?

Create professional invoices now with our free generator.

Create Invoice