Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Kite Compositor - A powerful animation and prototyping application for Mac & iOS.
Sketch - Professional digital design for Mac.
Marvel - Turn sketches, mockups and designs into web, iPhone, iOS, Android and Apple Watch app prototypes.
Invision - Prototyping and collaboration for design teams
ProtoPie - ProtoPie is the easiest tool used to turn your UI/UX design ideas into highly interactive prototypes for mobile, desktop, web, all the way to IoT.