| N/A | Brevo, formerly known as Sendinblue, is the leading customer relationship management (CRM) suite designed to fully cultivate long-term customer relationships and to empower businesses to expand in a fast changing digital world. With Brevo, businesses have a unified view of the customer journey in one easy-to-use platform thanks to intuitive and scalable marketing and CRM tools such as Email, SMS, WhatsApp, Chat, Marketing Automation, Meetings, and much more. | $0 per month |
| N/A | Constant Contact is a full-featured email marketing solution with capabilities such as social media integration, drag-and-drop editing, and real-time reporting. It is a bulk email tool designed for SMB customers. Since 2019, Constant Contact also offers marketing automation features, a website and landing page builder, and other tools to support midsize businesses. | $12 per month |