We believe that visual design and functional design are interconnected. This is why we make sure the app has an appealing user interface design and respects the cognitive psychology guidelines. We do lots of sketches and mockups that go from low-fidelity to high fidelity throughout the process. And in the end, the app looks flawless and it works flawlessly.
At Atta, the user interface is the output our product design approach: Design Thinking Methodology and Double Diamond framework. Once you understand the customer of the software product, their customer journey and you have an agreed design system in place, all the pieces fall into place during the user interface design phase.