MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Blogsend - Automagically send your blog posts straight to your readers
Brevo - Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
Visual Marketing Automation - An insanely fast automation builder by ConvertKit
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
Landing Pages in MailChimp - Easy to build, custom landing pages for free