How to Connect Convertful with Sendy

You can easily connect Convertful widgets with Sendy to grow your mailing lists and create email automations. Follow our step-by-step guide on how to integrate Sendy with Convertful.

Step 1: Choose Sendy Integration #

First, you need to choose a service to integrate with. When editing a widget, go to the Integration tab:


Next, choose Sendy from the list of available email providers:


You can add a new Sendy account, filling in its credentials:


Sendy Resource URL is the URL address of your website with the Sendy installed.

Data safety caution: due to high vulnerability of the data transmitted via Sendy, it is highly recommended to create and use at least a self-signed SSL certificate for the website you install Sendy to.

Step 2: Get your Sendy Account API Key and List ID #

To find your Account API Key go to your Sendy Settings section. Here you can see the cell where you can copy API key from. If there are no keys, you can Regenerate API Key to have one:


To find your List ID pick the relevant brand, then press View all lists link and point your mouse cursor at the ID column of the list that you need. Here you can see the cell where you can copy your list ID from:


Step 3: Enter your Account API Key and List ID #

Now you got all the data you need. Fill the credentials and press the Connect with Sendy button:


If both the API Key and the List ID are correct, Convertful will connect to your Sendy account:


Once finished, don’t forget to save the changes (using the Save button in the top right corner).

Integration complete! Now all subscribers who opted-in using this widget will be added to your Sendy list.

If you want to create additional fields and marks for subscribers, who opted-in with this widget, you may specify the Advanced Settings (described below).

Advanced Settings #

Marking Subscribers #

You may want to mark subscribers, that opted-in using the current widget, in your Sendy list for purposes like: personalized offers, targeted mailing campaigns, conversion rate analysis etc. Convertful provides a simple solution for it.

Activate the Mark Subscribers switch and fill in the custom field for marking and its value:


  • Custom Field for Marking is the name of the custom field from your Sendy list, that will be used as an attribute for marking subscribers. If you don't have any custom fields in your list you can create one in your Sendy account, as described in the Note below.
  • Custom Field Value defines the value that will be used for the given attribute.

Once finished, don’t forget to save the changes (using the Save button in the top right corner).

After this, each visitor subscribing with this widget will get an additional attribute (a mark) in your Sendy list.

Note: How to Create a Custom Field in your Sendy List #

To create a new custom field go to your Sendy account, choose the brand, click the View all lists link and pick the relevant list:


Next click the Custom fields button:


Here you see the table with existing custom fields and can create new one, filling in the Field name, choosing the Data type and pressing the Add custom field button:


Field name is an attribute that is used as a Custom Field for Marking subscribers.