If you're looking for an email automation tool with a free plan and unlimited tracking, MailKing is a top contender. It integrates with Gmail and Google Workspace, so you can create and send email campaigns from your account. Features include unlimited open and click tracking, a library of over 1500 email templates, and auto-follow-up campaigns. MailKing also offers a free plan with a monthly limit on email messages, so it's a good choice for small to medium-sized businesses.
Another option is Mails.ai, an AI-based cold email tool that automates outreach campaigns. The service accommodates unlimited email accounts without an extra fee and offers features like email verification, AI-based email writing, and campaign warmup. Mails.ai's pricing includes a free plan with unlimited email warmup and unlimited email accounts, so it's good for getting the most out of your outreach campaigns and maintaining a good sender reputation.
Mailercloud is another all-in-one email marketing tool that offers unlimited tracking. It includes a drag-and-drop template builder, automated campaigns, autoresponders, and advanced reporting. The free plan lets you send 12,000 emails per month, so it's good for small-scale email marketing. Mailercloud also integrates with web services for contact synchronization and customer interaction.
If you're looking for a user-friendly interface and powerful analytics, MailerLite is a good option. It includes a drag-and-drop editor, email automation, and detailed performance metrics. MailerLite's free plan comes with 12,000 monthly emails and one user, but it scales up to custom enterprise plans for larger businesses. It also offers a lot of resources, including a knowledge base and 24/7 customer support.