Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Leadfeeder - Leadfeeder converts your website visitors into sales. Connect your website's Google Analytics to Leadfeeder and unlock the power of seeing who`s visiting your site!
Invision - Prototyping and collaboration for design teams
Visitor Queue - Better identify the companies that visited your website!
Sketch - Professional digital design for Mac.
Elucify - A completely free software tool that uses crowdsourced data to find business email addresses