MailChimp

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Description:

MailChimp lets you create professionally designed emails to automatically send to subscribers on your email list. Once you collect emails from people who want updates or discounts on your website/app, reach out to them using Mailchimp’s drag-and-drop email templates.

Purpose:

Build closer relationships with users without the time-consuming process of sending out emails one by one; MailChimp saves you time by letting you send out emails to everyone on your list. For example, keeping users updated on new product features being released.

Price – Free plan for 2000 subscribers and 12,000 emails a month