Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Time Buddy - Time Buddy brings a colorful world clock.
Sketch - Professional digital design for Mac.
Time Zones Converter - Time Zones Converter is an application which as the name implies, is used for converting time zones.
Invision - Prototyping and collaboration for design teams
Time Zone Converter - Time Zone Converter is an online productivity tool to calculate exact time across time zones.