How to Send Contact Form 7 Submissions to MailBluster

Written by Nasir Ahmed
PublishedAugust 2, 2026
Reading time2 min read

MailBluster is an email marketing platform for indie makers and startups with generous free tiers.

Contact Form 7 is the most popular form plugin on WordPress, and MailBluster is where that data needs to land. Here is how to connect the two without writing code.

Why connect directly?

Cloud automation tools charge per task and route your data through external servers. AFI runs entirely on your WordPress site, with no task limits, no monthly fees, and every request logged.

What you will need

  • A WordPress site with Contact Form 7 installed and at least one form.
  • A MailBluster account.
  • The Advanced Form Integration plugin (free from WordPress.org).

Connect MailBluster to AFI

  1. Log in to your MailBluster account.
  2. Go to Settings → API and copy your API Key.
  3. In WordPress, go to AFI → Settings → MailBluster.
  4. Paste the API Key and click Save Changes.

Setting up the integration

1. Create a new integration

Go to AFI → Add New. Name it something like CF7 to MailBluster.

2. Pick your trigger

Select Contact Form 7 and choose the form. AFI detects fields automatically.

3. Select MailBluster as the destination

Choose MailBluster from the dropdown and pick Add Lead. This creates a lead in MailBluster.

4. Map fields

Match each MailBluster field to the corresponding Contact Form 7 field. Smart tags like {{_submission_date}} and {{utm_source}} are also available.

5. Add conditions if needed

Set up conditional rules to send only specific submissions based on form field values.

6. Save and test

Click Save Integration. Submit a test form and verify the data arrived in MailBluster. Check AFI → Log to debug any issues.

Free vs Pro

The free version maps email, first name, and last name to MailBluster with unlimited submissions. Pro adds custom field mapping. No per-submission fees on any plan.

Frequently asked questions

Do I need coding skills?

No. Everything is configured through a visual interface.

Will adding this slow down my form?

No. AFI processes data asynchronously after the form is submitted.

Can I connect multiple forms?

Yes. Create as many integrations as you need, from different forms to different platforms.

Get started

Install Advanced Form Integration free from WordPress.org and connect Contact Form 7 to MailBluster in minutes.

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