Whimsical is a whiteboard tool for thinking and planning (flowcharts, wireframes), while Applet is for AI-assisted prototyping.

Uizard is an AI-powered UI design tool that enables users to create app, web, and desktop mockups and prototypes quickly from text prompts or screenshots.

Magic Patterns is an AI prototyping platform for product teams to build prototypes and get user feedback.

RAPYD.AI is the best AI prototyping platform for businesses looking to innovate quickly and is used by companies seeking to leverage AI solutions.