MailOptin enables you to create opt-in forms with a number of email automations to keep email subscribers engaged.
https://mailoptin.io
Widgets · Feedback Forms and Surveys · Marketing Automation
Get access to data on 35,041 websites that are MailOptin Customers. We know of 19,558 live websites using MailOptin and an additional 15,483 sites that used MailOptin historically and 12,470 websites in the United States.
Get a list of 35,041 websites using MailOptin which includes location information, hosting data, contact details, 19,558 currently live websites and an additional 5,683 domains that redirect to sites in this list. 15,483 sites that used this technology previously and 12,470 websites in the United States currently using MailOptin.