For many startups and small businesses, their initial version of an email marketing software is a scrappy, bootstrapped mail-merge spreadsheet. However, as businesses grow, so do their marketing needs. Soon small businesses are overwhelmed by large Excel files of unclean emails, unsubscribe lists and deliverability rates. Startups with little budget need a solution for their drip email marketing, email templates and email segmentation. While many email marketing companies offer their services on a trial basis, a handful of services go as far as having a completely free email marketing offering. Small businesses, have no fear, keep up with future email marketing trends with these free email marketing tools. To help the small business professionals of today, we've put together an in-depth analysis of the best free email marketing software tools on the market. Get ready to automate your email marketing (for free!)