Third-party email service
Mailchimp, Rare.io (See below for Klaviyo)
Step 1: Locate the form action URL
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If you haven’t already, log into your Mailchimp account and create a mailing list for people to sign up for.
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Select the mailing list you’d like to use and go to “Signup forms” at the top.
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Select the “Embedded forms” option.
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You should now see a box (similar to the one below) for you to copy and paste the code. Inside this box, there is a section that starts with
action=". The URL after it is the one you’ll want to copy.
Step 2: Paste the form action URL
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In the Coming Soon app dashboard, select Newsletter, which will open a panel like the one shown below.
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Paste the form URL copied from Mailchimp into the Form action URL (Mailchimp, Rare.io, Klaviyo) field.
Step 3: Enable the newsletter (Simple template only)
- If you’re using Coming Soon’s
Simpletemplate, on the same screen as above, check the box next to Show newsletter? and save your changes. If you’re using Coming Soon’sDuotemplate, you’re all done! - Your third-party email service should now receive the email addresses from Coming Soon!
Klaviyo
Step 1: Locate the List ID
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If you haven’t already, log into your Klaviyo account and create a mailing list for people to sign up for.
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Select the mailing list you’d like to use and go to “Settings” at the top.
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Select the “List Details” option, and copy the List ID shown.
Step 2: Input the form action URL and List ID
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In the Coming Soon app dashboard, select Newsletter, which will open a panel like the one shown below.
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Input
https://manage.kmail-lists.com/subscriptions/subscribeinto the Form action URL (Mailchimp, Rare.io, Klaviyo) field. -
Paste
g=YOUR_LIST_IDinto the Hidden fields input, replacingYOUR_LIST_IDwith the value copied from Klaviyo.
Step 3: Enable the newsletter (Simple template only)
- If you’re using Coming Soon’s
Simpletemplate, on the same screen as above, check the box next to Show newsletter? and save your changes. If you’re using Coming Soon’sDuotemplate, you’re all done! - Your third-party email service should now receive the email addresses from Coming Soon!




