Antetype is advanced prototyping for UX designers: Truly-responsive layouts, elements synchronization & all-possible interactions. With those features, the prototype you build will feel like the final product. Amaze stakeholders – even in complex projects.
Antetype is hands down the best UI design app I've used. Rather than being a converted illustration app like Figma or Sketch, it is built from the ground up to make producing fluid, responsive layouts a snap. It does this with auto layout features; breakpoints; and powerful, flexible, reusable widgets. Antetype also has a robust prototyping system built in with hundreds of possible interactions and easy animations. Sorry if this sounds like an ad, I am just a big fan! Highly recommend you check
The most underhyped product in the UX prototyping software universe. I don't know what I would do without Antetype. My prototypes are ultra-high fidelity with complex, nested interactions. Antetype handles everything very well and allows me to communicate with designers, software engineers and clients on a level no other software can achieve in a comparable amount of time. The tree-like screen inspector makes it easy to refactor any prototype after months of not touching it because you quickly f