Free Invoice Email Template
Sending invoices by email is one of the fastest and most reliable ways to get paid. A clear, professional invoice email ensures your customer knows exactly what they owe, when it’s due, and how to pay.
With Docelf, you can create invoices and send them directly from the system. This way, you can track when your customer receives and opens them—no more guessing or chasing payments in the dark.

- PDF, Email or Print
- Convert to a Receipt
- See when your invoice has been opened
- Keep track of due dates and payments
Invoice Email Templates by Docelf
If you need a simple and professional way to email invoices, Docelf’s invoice templates make the process effortless. You can:
- Fill out your invoice with business and customer details.
- Send it directly from Docelf to track when it’s opened.
- Download it as a PDF and send manually if preferred.
Below, you’ll find 9 sample invoice templates available in Docelf. Pick the one that fits your business best.
Other Invoice Template File Formats
Looking for an invoice template that fits your workflow? We offer options in Word, Google Docs, Excel, and Google Sheets to suit your needs.
Need a polished and professional layout? A Microsoft Word invoice template keeps formatting easy and flexible. If you prefer automated calculations and team collaboration, an Excel or Google Sheets invoice template is a great choice. For simple, cloud-based editing, a Google Docs invoice template ensures quick and accessible invoicing.
No matter your industry, these templates help you create invoices that are professional, clear, and easy to use.
- Word Invoice Template
- Google Docs Invoice Template
- Excel Invoice Template
- Google Sheets Invoice Template

- PDF, Email or Print
- Convert to a Receipt
- See when your invoice has been opened
- Keep track of due dates and payments
How to Write an Invoice Email
A well-crafted invoice email ensures your customer understands what they owe and when payment is due. Keep it clear, professional, and to the point. Here’s how to structure an effective invoice email:
- Use a Clear Subject Line: Keep it straightforward, like “Invoice #123 from [Your Business Name].”
- Greet the Customer: Use their name if possible—personalization helps.
- Explain the Invoice Briefly: Mention the invoice number, amount, and due date.
- Attach or Link the Invoice: If using Docelf, the invoice is sent directly, and you can track when it’s opened.
- Include Payment Instructions: List accepted payment methods and any necessary details.
- Close Professionally: Thank them and offer to answer any questions.
How to Write an Invoice
Creating a professional invoice with Docelf is easy—just follow these 10 steps:
- Add Your Business Details: Enter your company name, address, phone number, and email.
- Upload Your Logo: Add your logo for a polished, branded look.
- Enter Customer Details: Fill in the customer's name, company (if applicable), address, and contact details.
- Assign an Invoice Number and Dates: Choose a unique invoice number, add the invoice date and due date.
- List Products or Services: Itemize what you provided, including description, quantity, and unit price.
- Include Taxes and Discounts: Add applicable taxes and discounts—Docelf updates the total automatically.
- Check the Total: Review the final amount before sending to ensure accuracy.
- Add Payment Instructions: Specify accepted payment methods, bank details, or any special instructions.
- Set Your Terms and Conditions: Include payment terms (e.g., "Net 30 days"), late fees, or refund policies.
- Send, Download, or Print:
- Email: Send directly from Docelf and track when it’s opened.
- Download: Save a PDF for easy sharing.
- Print: Keep a hard copy if needed.
That’s it! A professional invoice in minutes—clear, simple, and hassle-free.

- PDF, Email or Print
- Convert to a Receipt
- See when your invoice has been opened
- Keep track of due dates and payments
Invoice Email Examples
Need help writing your invoice email? Here are three ready-to-use examples:
1. Initial Invoice Email
Subject: Invoice #123 from [Your Business Name]
Hi [Customer’s Name],
I hope you're doing well! Please find attached Invoice #123 for [Product/Service] provided on [Date]. The total amount is [Total Due], and payment is due by [Due Date].
You can view and pay the invoice here: [Docelf Invoice Link]
Best regards,
[Your Name]
[Your Business Name]
2. Friendly Payment Reminder
Subject: Friendly Reminder: Invoice #123 Due [Due Date]
Hi [Customer’s Name],
I just wanted to follow up on Invoice #123, which was sent on [Date] and is due on [Due Date].
You can review and pay it here: [Docelf Invoice Link]
Best,
[Your Name]
[Your Business Name]
3. Overdue Payment Follow-up
Subject: Overdue Invoice #123 – Immediate Attention Required
Hi [Customer’s Name],
I hope you're doing well. I wanted to follow up on Invoice #123, which was due on [Due Date] and is now overdue.
The outstanding balance is [Total Due]. Please process the payment as soon as possible using this link: [Docelf Invoice Link].
Looking forward to resolving this soon.
Best,
[Your Name]
[Your Business Name]
Customize the Invoice
With Docelf, you can personalize your invoice by adding your business name, logo, and contact details. You can also use the Terms and Conditions field to include payment instructions or important notes for your customers.
Sending invoices directly from Docelf means you can track when the customer opens the email—helping you decide when and how to follow up.
Your invoice isn’t just a bill—it’s part of your brand. Customize it with these simple options to make every invoice look professional and uniquely yours.
- Add Your Logo: Build trust and make your invoices instantly recognizable.
- Pick Your Fonts and Colors: Choose a font and color that reflect your business style.
- Choose Your Currency: Select from USD, AUD, CAD, GBP, and EUR for international invoicing.
- Customize Your Invoice Name: Rename your invoice to match your business needs, whether you're a contractor, freelancer, or service provider.
- Personalize Your Footer: Add key details like your email, phone number, or website to keep communication easy.
- Attach Supporting Documents: Include contracts, breakdowns, or reference images to provide extra clarity.
With these options, your invoices will look as polished and professional as your business. Happy invoicing!

- PDF, Email or Print
- Convert to a Receipt
- See when your invoice has been opened
- Keep track of due dates and payments