We are the app designers who have put users first since 2005.

Looking for standout app design in the UK? Then it makes sense to work with an app design firm who has been carefully consider user experiences and interfaces for two decades.

Partner with Arch to create tailored web and mobile apps that balance beautiful design with bulletproof functionality. Whether you're building a startup MVP or revamping an enterprise platform, we focus on what matters—your users, your goals, and a product that actually works.

Great app design goes far beyond surface-level aesthetics—it’s about how the product works, how users feel when they engage with it, and how effectively it achieves its purpose. From the very first tap to the final conversion or task completion, every element should be intuitive, purposeful, and shaped by a clear understanding of user behaviour.

Our app design services create experiences that balance usability, accessibility, and visual clarity. Our approach blends UX best practices with thoughtful creative direction to build digital products that people genuinely enjoy using. Whether you're launching a mobile app for a new consumer service or designing a web platform for internal operations, we make sure every interaction supports your goals and reflects your brand. Because great design doesn’t just look good—it delivers results.

What’s the difference between app design and development?
App design focuses on how the app looks and functions from the user’s perspective—this includes UX (user experience), UI (user interface), layout, and navigation. Development comes after design and involves coding the functionality, integrating APIs, and building the actual product.

How long does the app design process take?
It depends on the complexity of the app, but most projects take between 2-4 weeks for the full design phase. This includes research, wireframes, visual design, prototyping, and stakeholder feedback.

Can you design apps for both iOS and Android?
Yes—we design for both platforms, ensuring consistency while also accounting for platform-specific best practices. We also design for web apps and cross-platform frameworks like Flutter or React Native when appropriate.

Do I need a finished idea before starting app design?
Not at all. We often work with clients to shape the concept first—through workshops, discovery sessions, and user research—before moving into the design phase.

What industries do you design apps for?
We’ve worked across sectors including health, education, sustainability, fintech, and e-commerce. Regardless of the industry, our focus is always on user experience and designing with purpose.