Followup.cc - FollowUp for email is a lightweight productivity suite that keeps your conversations and tasks from slipping through the cracks. Set perfectly timed reminders that arrive at the top of your inbox, right when you need them.
Mailshake - Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.
FollowUpThen - The simplest way to schedule an email reminder
Snov.io - More leads. More sales. More revenue.
Gmelius - Gmelius is the first collaboration platform designed for G Suite and your company's daily tools.
Instantly - Build your own infinitely scalable cold email outreach system with Instantly.