1st things 1st - Strategic prioritizer that helps you make up your mind.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Gone - An ephemeral to-do list
Invision - Prototyping and collaboration for design teams
N-hance.io - Task prioritization tool, inspired by the 7 HABITS book, the #1 Most Influential Business Book of the 20th Century.
Sketch - Professional digital design for Mac.