Hi! Sergie, the designer here. I'm glad you like it! Everything was designed in Illustrator CS6. It's the fastest prototyping tool IMO because you don't have to

Hi! Sergie, the designer here. I'm glad you like it! Everything was designed in Illustrator CS6. It's the fastest prototyping tool IMO because you don't have to worry about layers (Photoshop) - you just click and edit. Exporting to Hi-DPI is super fast too!