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
Mitch - The unofficial mobile app for itch.io
Zeplin - Collaboration app for UI designers & frontend developers
LeadBot by Drift - Qualify leads on your website without forms or humans
Balsamiq - Balsamiq. Rapid, effective and fun wireframing software.