What are some alternatives?
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Hunter - Find all the email addresses related to a domain
Teamgantt - Intuitive project planning and collaboration. Beautiful Gantt charts, task-level communication, file sharing, resource management and more.
Norbert - Norbert is an online tool that helps you to find anyone’s corporate email address.
Basecamp - A simple and elegant project management system.
Prospect.io - Prospecting, like a boss. Find any email, reach out, measure everything and integrate with your CRM.