MailerLite 1.0 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this Mac application is org.david. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe.
From the developer:
MailerLite is a digital marketing tool designed to help businesses grow their audience faster and drive revenue smarter. It offers features such as email marketing, automation, website building, landing pages, signup forms, and more, all backed by 24/7 award-winning support. The platform emphasizes ease of use and attentive customer service, making it suitable for small businesses and professional email marketers alike.
You may want to check out more software for Mac, such as SerialMailer Lite, which might be related to MailerLite.