Description
The ConvertKit addon connects Formidable Forms forms to the ConvertKit email marketing platform (Kit), synchronizing new subscribers, updating existing contacts, and sending enrollments to automated sequences from each submission. The integration allows mapping form fields to ConvertKit attributes, dynamically applying and removing tags, and even canceling subscriptions, keeping the lead base aligned with the capture flow on the site.
Main Features
- Custom field mapping
Binds email, first name, and custom form fields to ConvertKit attributes. - Multiple actions per submit
Allows subscribing, updating, canceling subscriptions, or removing tags in a single submission. - Enrollment in automated sequences
Adds the contact to ConvertKit nurturing sequences immediately after form submission. - Dynamic data refresh
Refreshes the list of ConvertKit forms and fields without reinstalling the integration. - Connection test and logs
Validates the API key and logs submission events for quick troubleshooting.
ConvertKit Benefits
- Automatic lead capture
Each new subscriber directly enters the email marketing base without manual export. - Active segmentation with tags
Applies and removes tags based on the submitted form, automatically organizing audiences. - Immediate nurturing
Subscribers already enter automated sequences, shortening the cycle to the first message. - Less operational rework
Eliminates spreadsheet copies and imports to keep ConvertKit synchronized with the site.
Who is It Recommended For?
- Content creators, info product makers, and bloggers using ConvertKit as their email marketing platform.
- Agencies and digital marketing professionals building capture funnels in WordPress.
- Institutional sites and e-commerce sites wanting to feed segmented lists from native Formidable Forms forms.
Designed for those already working with ConvertKit (Kit) and using Formidable Forms as the capture layer, this addon eliminates the back and forth between the WordPress dashboard and the ConvertKit dashboard. The integration centralizes the subscription flow, tag-based segmentation, and sequence triggering into a single point, connecting forms, leads, and email automations around the same data.
Frequently asked questions
Is Formidable Forms ConvertKit GPL-licensed?
Yes. Formidable Forms ConvertKit is distributed under the GPL (GNU General Public License). You may legally use, modify and redistribute it on as many sites as you want.
Can I use Formidable Forms ConvertKit on multiple sites?
Yes. You can use Formidable Forms ConvertKit on multiple sites. The number of sites connected to Ultrapack Auto Updater is limited by your plan.
How much does Formidable Forms ConvertKit cost at Ultrapack?
Formidable Forms ConvertKit costs US$2.99 as a single purchase, and it is also included in the subscription plans starting at US$12/mo (VIP I).
Does Formidable Forms ConvertKit include updates?
Yes. The current version of Formidable Forms ConvertKit is 1.0, published at Ultrapack on Jan 22, 2025. Subscribers update straight from the WordPress dashboard with UAU (Ultrapack Auto Updater).
Is Formidable Forms ConvertKit scanned before publication?
Yes. Every version of Formidable Forms ConvertKit goes through a malware scan (ClamAV and YARA rules, at UltraHub) before it is published.
How to install
Automatic updates: this item is updated by the Ultrapack Auto Updater. With it installed, the new version shows up in your dashboard like any other WordPress update (how to set it up).
- Download the file
formidable-convertkit.zip. - In the WordPress dashboard, go to Plugins > Add New > Upload Plugin.
- Select the file
formidable-convertkit.zipand click Install Now. - Click Activate.
Stuck on a step? Open a ticket telling us which one you stopped at.

UAU Ready