Laytr - Laytr is the easiest way to defer emails.
Freshsales CRM - A full-fledged CRM for high-velocity sales teams.
FollowUpThen - The simplest way to schedule an email reminder
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
NudgeMail - Write or Forward any email to NudgeMail.
InStream CRM - Business relationship management platform - CRM alternative