Streak

Streak is a cloud-based sales email tracking tool for Gmail. The vendor describes Streak as "CRM in your inbox," and the mission is to allow users to run their entire businesses from their inboxes. It includes email power tools such as view tracking info, mail merge, snooze, send later, snippets, and thread splitter. Streak is used by a range of different teams: Sales, Product Dev, Deal Flow, Fundraising, Support, Hiring, and Real Estate.