Custom Mobile UI/UX Design Services for Businesses

Transform your business vision into intuitive mobile experiences that users love. Our expert UI/UX designers craft custom mobile interfaces that balance aesthetic appeal with seamless functionality, helping businesses across industries engage customers, streamline workflows, and drive measurable results through thoughtfully designed digital products.

Designer creating mobile app interface wireframes on digital tablet

Our Mobile UI/UX Design Services

From initial research to final implementation, we offer comprehensive mobile design services that transform business goals into engaging user experiences.

Mobile UX Design & Research

We map complete user journeys, conduct usability testing, and build information architectures that ensure effortless navigation. Our data-driven approach validates design decisions through real user feedback, creating mobile experiences that eliminate friction and maximize engagement.

Mobile UI Design & Visual Systems

Craft pixel-perfect mobile interfaces with scalable component libraries, design tokens, and consistent visual language. We ensure cross-platform consistency while creating beautiful, accessible designs that maintain brand integrity across all touchpoints.

Interactive Prototyping

Build clickable prototypes that bring your mobile app concepts to life. We create interactive demos for stakeholder presentations, investor pitches, and user testing sessions, allowing you to validate ideas before development begins.

Mobile Interaction Design

Design delightful micro-interactions, smooth animations, and intuitive gesture controls that make your mobile app memorable. We specify every detail from hover states to loading animations, ensuring a polished experience that users love.

Design Systems & Guidelines

Establish comprehensive design systems that scale with your product. We create component libraries, usage guidelines, and documentation that enable your team to maintain consistency as your mobile application grows.

Usability Testing & Iteration

Validate design decisions through structured user testing sessions. We identify pain points, gather actionable feedback, and iterate rapidly to optimize your mobile app for maximum user satisfaction and business outcomes.

User-Centered Innovation

Mobile Design That Drives Business Results

Great mobile design isn't just about aesthetics—it's about solving real business problems. We combine strategic thinking with design excellence to create mobile experiences that reduce onboarding drop-offs, increase user engagement, and accelerate time-to-value. Our approach integrates user research, iterative prototyping, and data-driven validation to ensure every design decision supports your business objectives while delighting your customers.

Mobile app interface designs showing user-friendly layouts and interactions
Proven Track Record

Trusted by Industry Leaders

We've designed digital products for millions of users across healthcare, sustainability, and venture-backed startups.

"They very quickly understood the kind of messaging that was important to us and how to translate that into a compelling visual experience. I can't recommend them enough!"

Keenan Johnson
Keenan Johnson

"The extremely high quality of outputs with fast turn around times and availability of team at short notice has been perfect for our requirements"

Ayush Banerjee
Ayush Banerjee

"Working with What If has been transformative — faster feature roll outs, reduced development costs, and a fantastic user experience. They quickly understood our vision and offered proactive ideas"

Kent Costello
Kent Costello

"They very quickly understood the kind of messaging that was important to us and how to translate that into a compelling visual experience. I can't recommend them enough!"

Keenan Johnson
Keenan Johnson

"The extremely high quality of outputs with fast turn around times and availability of team at short notice has been perfect for our requirements"

Ayush Banerjee
Ayush Banerjee

"Working with What If has been transformative — faster feature roll outs, reduced development costs, and a fantastic user experience. They quickly understood our vision and offered proactive ideas"

Kent Costello
Kent Costello

"They very quickly understood the kind of messaging that was important to us and how to translate that into a compelling visual experience. I can't recommend them enough!"

Keenan Johnson
Keenan Johnson

"The extremely high quality of outputs with fast turn around times and availability of team at short notice has been perfect for our requirements"

Ayush Banerjee
Ayush Banerjee

"Working with What If has been transformative — faster feature roll outs, reduced development costs, and a fantastic user experience. They quickly understood our vision and offered proactive ideas"

Kent Costello
Kent Costello
The What if Design Difference

Why Choose What if Design?

We bring strategic depth and design excellence to every mobile project.

User-First Philosophy

We conduct deep user research and usability testing to ensure every design decision serves real customer needs.

Rapid Iteration

Lightning-fast iteration sprints allow us to test, learn, and refine designs in days rather than weeks.

Business Alignment

Every design choice ties back to measurable business outcomes like increased conversions and reduced churn.

Cost Efficiency

We're 3x cheaper than hiring in-house senior designers while delivering full-service strategic design support.

Meet the Design Leaders

Experienced founders passionate about creating meaningful digital experiences.

Akhila Kosaraju, Co-founder of What if Design

Akhila Kosaraju

Co-founder

Akhila brings a unique perspective to mobile UI/UX design, having designed innovative LEED buildings and led urban interventions worth over $100M that impacted millions of people before co-founding What if Design. Her architectural background informs her approach to digital design—thinking holistically about user flows, spatial relationships, and how people interact with interfaces in their daily lives. At What if Design, she leads strategic design initiatives that balance user needs with business objectives, applying the same rigorous methodology she used in large-scale urban projects to mobile product design. Her work focuses on creating intuitive, accessible interfaces that serve diverse user groups while maintaining visual elegance and functional clarity.

Tejas Mahajan

Co-founder

Tejas combines business acumen with design thinking, bringing deep experience in scaling digital products and driving user adoption. Before co-founding What if Design, he drove business growth for OYO across three countries and ran training programs that equipped over 1,700 people throughout India with essential skills. This operational experience gives him unique insight into the business challenges that mobile applications must solve—from onboarding friction to conversion optimization. At What if Design, Tejas ensures that every design decision connects to measurable business outcomes, whether that's reducing user drop-off rates, increasing feature adoption, or accelerating time-to-value. His approach bridges the gap between beautiful design and business results, making him an invaluable partner for companies looking to translate strategic goals into compelling mobile experiences.

Frequently Asked Questions

How long does a typical mobile UI/UX design project take?

Mobile UI/UX design projects typically take 4-8 weeks depending on complexity and scope. This includes user research, wireframing, high-fidelity design, prototyping, and usability testing. We work in iterative sprints to deliver value quickly and can adapt timelines based on your specific needs and deadlines.

What's the difference between UI and UX design?

Do you design for both iOS and Android?

How much does mobile UI/UX design typically cost?

Will you provide design files and assets for our developers?

Do you conduct user research and testing?

Can you help with an existing app that needs a redesign?

Do you work with startups or only established businesses?

Ready to Create an Exceptional Mobile Experience?

Let's discuss your mobile app vision and explore how strategic design can help you achieve your business goals.

Certified & Trusted

Awards and Recognition

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Design Declares

Committed to climate-conscious design practices

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Trusted by Unicorns

Partnered with TATA1mg and Pristyn Care

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Global Client Portfolio

Serving international organizations including government entities

Let's Build Something Great Together

Tell us about your mobile app vision and we'll show you how strategic design can bring it to life. Expect a response within 24 hours.

Contact Us Today

For immediate assistance, feel free to give us a direct call at You can also send us a quick email at team@whatifdesign.in