Prospect.io is a sales automation tool that automates contact and lead management to increase sales efficiency. It can help to build better targeted lists, automated campaigns to follow-up on leads, and integrations with CRM and other sales tools. When compared to Campaign Monitor, Prospect.io offers more personalization for email outreach, better automation for sales tasks, and allows customers to be highly segmented. With Prospect.io, customers can send targeted messages based on interests, behaviors, or other factors. Prospect.io also has a much larger library of integrations and allows for emails to be scheduled in the future. These features make Prospect.io better suited for sales team that need to personalize emails and automate workflows.