MailDeveloper - Advanced editor for responsive HTML emails
HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
BeeFree - BeeFree is an all-in-one solution that works anywhere you are.
ActiveCampaign - Integrated email marketing, marketing automation, and small business CRM. Send beautiful newsletters, setup behavioral based automations, and benefit from sales automation.
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Pardot - Salesforce B2B marketing automation