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How to Create and Send Invoices in PDF Format

Eric Jul 09, 2026 2026-07-09 04:40:47

Sending an invoice is a crucial part of running a business or freelancing. In today's digital age, sending an invoice in PDF format has become the norm due to its convenience, accessibility, and professionalism. Let's delve into the step-by-step process of creating and sending an invoice in PDF format.

Free Printable Blank Invoice Templates [PDF Included]
Free Printable Blank Invoice Templates [PDF Included]

Before we begin, ensure you have a PDF creator or a word processing software that can save your document as a PDF, such as Microsoft Word, Google Docs, or dedicated PDF creation tools like Adobe Acrobat or WPS Office Writer.

How to Make an Invoice: Step-by-Step Guide (& Free Templates)
How to Make an Invoice: Step-by-Step Guide (& Free Templates)

Preparing Your Invoice

Before you start creating your invoice, gather all the necessary information. This typically includes your business name and contact details, the client's name and contact information, a unique invoice number, the date of issue, a detailed description of the services or products provided, the quantity, rate, and total amount due.

Invoice Templates for Freelancers 2025 Guide and Free Downloads
Invoice Templates for Freelancers 2025 Guide and Free Downloads

For a professional touch, consider using a pre-designed invoice template or creating a custom one with your branding. This not only makes your invoice visually appealing but also helps establish your brand's identity.

Using Word Processing Software

GST Invoice Format in Excel, Word, PDF and JPEG (Format No. 20)
GST Invoice Format in Excel, Word, PDF and JPEG (Format No. 20)

Many word processing software programs have built-in templates for invoices. Here's how you can create an invoice using Microsoft Word:

  1. Open Microsoft Word and go to 'File' > 'New' > 'Invoice'.
  2. Fill in the required details in the respective fields.
  3. Customize the template as needed, adding or removing sections, changing fonts, or adjusting colors.
  4. Once you're satisfied with the design, go to 'File' > 'Save As'.
  5. In the 'Save As' dialog box, select 'PDF' from the 'File Format' dropdown menu, name your file, and click 'Save'.

Using Dedicated PDF Creation Tools

How to Create Invoice Bill in Excel & Numbers on Mac & PC
How to Create Invoice Bill in Excel & Numbers on Mac & PC

If you prefer a more robust PDF creation tool, Adobe Acrobat offers advanced features like password protection, digital signatures, and form creation. Here's how to create an invoice using Adobe Acrobat:

  1. Open Adobe Acrobat and go to 'Create' > 'PDF from File'.
  2. Select the file containing your invoice details and click 'Open'.
  3. Customize your PDF using the various tools available, such as adding bookmarks, watermarks, or security settings.
  4. Once you're done, go to 'File' > 'Save As'.
  5. In the 'Save As' dialog box, name your file and choose a location to save it, then click 'Save'.

Sending Your Invoice

100 Free Invoice Templates | Print & Email Invoices
100 Free Invoice Templates | Print & Email Invoices

After creating your invoice in PDF format, it's time to send it to your client. You can do this via email, file-sharing platforms, or even print and mail it if necessary.

Sending via email is the most common method. Here's how you can do it using Gmail:

How to Create and Send an Invoice for Your Online Business
How to Create and Send an Invoice for Your Online Business
Free Invoice Templates for Small Businesses | Invoice Simple
Free Invoice Templates for Small Businesses | Invoice Simple
Small Business Invoice
Small Business Invoice
Free invoice template | Microsoft Create
Free invoice template | Microsoft Create
Free Invoice Template Blank Printable | Download
Free Invoice Template Blank Printable | Download
Free Printable Green Invoice Template – Simplify Your Billing Today!
Free Printable Green Invoice Template – Simplify Your Billing Today!
Free Invoice Maker App | Create & Send Professional Invoices in Minutes
Free Invoice Maker App | Create & Send Professional Invoices in Minutes
100 Free Invoice Templates | Print & Email Invoices
100 Free Invoice Templates | Print & Email Invoices
an invoice form is shown with two lines and the words,'invoice '
an invoice form is shown with two lines and the words,'invoice '
Download a Free Simple Blank Invoice PDF Template for Easy Printing
Download a Free Simple Blank Invoice PDF Template for Easy Printing
Free Invoice Template for Excel
Free Invoice Template for Excel
Service Invoice Form Template for Business Transactions
Service Invoice Form Template for Business Transactions
60+ Microsoft Invoice Templates - PDF, DOC, Excel
60+ Microsoft Invoice Templates - PDF, DOC, Excel
an invoice form is shown with the words, sales and other items on it
an invoice form is shown with the words, sales and other items on it
Free Invoice Template Download | Easy Printable Business Form
Free Invoice Template Download | Easy Printable Business Form
Invoice Template, Printable Customer Order Form, Minimalist Invoice, Ideal for Small Business Bookkeeping, Instant Download PDF - Etsy
Invoice Template, Printable Customer Order Form, Minimalist Invoice, Ideal for Small Business Bookkeeping, Instant Download PDF - Etsy
Invoice Templates | Free Word Templates
Invoice Templates | Free Word Templates
30 Editable Canva Invoice Templates for a Clean Freelancer Desk Billing Success
30 Editable Canva Invoice Templates for a Clean Freelancer Desk Billing Success
Download Free Invoice Template Word for Professional Business Invoices
Download Free Invoice Template Word for Professional Business Invoices
  1. Open Gmail and click on 'Compose'.
  2. In the 'To' field, enter your client's email address.
  3. In the 'Subject' field, type 'Invoice - [Invoice Number]'.
  4. In the main text field, you can add a brief message if needed.
  5. Click on the paperclip icon to attach your invoice PDF.
  6. Click 'Send'.

Following Up on Your Invoice

After sending your invoice, it's a good idea to follow up to ensure your client has received it and to remind them of the payment deadline. Here's a professional way to do this:

Dear [Client's Name],

I hope this email finds you well. I am writing to confirm that I have sent you an invoice for the services provided. The invoice number is [Invoice Number], and the total amount due is [Total Amount]. The payment is due by [Due Date].

If you have any questions or need further information, please don't hesitate to contact me. I look forward to your prompt payment.

Best regards,

[Your Name]

Sending an invoice in PDF format is a straightforward process that can be streamlined with the right tools and practices. By maintaining a professional and organized approach to invoicing, you can ensure timely payments and foster stronger relationships with your clients. Happy invoicing!