Adding PDF attachments to multiple emails consumes a lot of time. In this tutorial, I’ll show you how you can automate this process with PDF.co and Zapier.
Here’s a step-by-step guide:
- Create a Zap
- Select a Trigger App
- Select a Trigger Event
- Set up Trigger
- Test Trigger
- Select an Action App
- Select an Action Event
- Set up Action
- Test Action
- Result
- Add another Action App
- Select an Action Event
- Set up Action
- Test Action
- Result Email
We will use this sample fillable PDF for this tutorial. We will first fill out the PDF form and send it as an attachment.

Here’s a step-by-step guide with a screenshot:
1. Create a Zap
- On your Zapier dashboard, click Create Zap
2. Select a Trigger App
- For this tutorial, we will use Google Drive as our Trigger App
NOTE: You may use different cloud storage of your choice.
3. Select a Trigger Event
- For the Trigger Event, select New File in Folder. This will trigger the Zap every time there’s a new file in the selected folder
4. Set up Trigger
- Select the Drive and Folder that you’re going to use
5. Test Trigger
6. Select an Action App
- Search and select PDF.co as the Action App
7. Select an Action Event
- Select PDF Filler as the Action Event. This will be the API that we will use to fill out the fillable PDF.
8. Set up Action
- For the Source PDF, insert the link where your PDF is located
- For the Fillable Fields, insert the Page, field name, and value
- You may also set the name of your output PDF
9. Test Action
10. Result
- Here’s what the result looks like

Now to send this PDF as an attachment, we need to add another action.
11. Add another Action App
- Search and select Gmail as the Action App
12. Select an Action Event
- Select Send Email as the Action Event
13. Set up Action
- In the To field, insert the Email Address where you want to send the email with the attachment
- In the From field, insert your Email Address
- In the From Name field, insert your name
- In the Subject field, insert the subject of the email that you’re going to send
- In the Body field, insert your message
- In the Attachments field, insert the URL of the result PDF
14. Test Action
15. Result Email
- Here’s the email with the PDF attachment
In this tutorial, you’ve learned how to fill a PDF and send it as an attachment to an email using PDF.co and Zapier.