iOS App Development

Netsells is an award-winning iPhone design and development agency. We deliver stunning in-app experiences that run seamlessly across Apple’s next-generation hardware.

Work With Us for <em class="highlight">iOS</em> App Development
Team of Experts
Years of Mobile Experience
Mobile Apps

Cutting-Edge iOS Experiences

Since the launch of the first iPhone, our team has delivered high-performance iOS applications leveraging the latest features across the entire Apple ecosystem, including machine learning, AI and VR/AR. 

Handling complex data integrations and multiple user types, our team have worked on some of the most downloaded apps across finance, insurance, travel and healthcare.

Our iOS Services

Bespoke iOS Development

Our robust iOS app development process helps businesses leverage the power and security of Apple's operating system without compromising native performance, UX or quality. We have extensive experience building commercial applications in iOS, having worked with clients such as the NHS, Trainline and YourParkingSpace.

iOS Consultancy

From long term support to urgent project recovery, we can offer iOS Consultancy services to compliment your existing team and platform. Alongside developing and maintaining iOS applications, our developers are able to provide iOS audits on platforms of any scale to help you to understand any improvements or further development required.

iOS Project Rescue

Many of our clients come to us with existing iOS apps that require urgent support. If your project has run into difficulties or you’ve fallen out with your existing app developer, we can quickly get you back on track with full code audits and a comprehensive recovery plan.

Full-cycle iOS Development

Our team can support you at every stage of the development process, from mapping out technical architecture and integrations to developing user research and feature mapping. We can also help you maintain and further improve an existing iOS application, tracking new feature updates against core business KPIs.

iOS Development

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We Deliver

The Complete iOS Development Package

Stunning UI/UX Design

Our developers make the most of Xcode, Apple’s integrated development environment that allows them to test and refine all aspects of design, including display sizes and device orientation. We work across the full suite of Apple devices, including iPad, Apple Watch and Apple TV.

Lightning-fast Performance

Native apps for iOS are able to fully utilize the power of the device’s CPU, which makes them exceptionally fast and performant. By tapping into the full range of iOS features we create engaging apps that can leverage innovative technologies like AR, Apple Pay and Voice Control.

Optimise and Grow

Alongside designing, building and maintaining iOS apps, our team can also help with App Store Optimisation and driving growth. We work with many of our clients on an on-going Agile basis, to continually improve their apps, develop their product backlog and release new features.

Our iOS Development Process


Our comprehensive Discovery process turns business objectives, user profiles, and commercial models into functional specifications and prototypes. This ensures your iOS app is built on solid foundations.


Now that Discovery has identified the scope of the project and the needs of your users, we start work on delivering a great user experience through design that is focused on utility, ease of use, functionality and empathy.


This is where our mobile developers turn prototypes and designs into reality using Swift, the codebase which underpins iOS development projects.


Our highly-experienced QA Engineers exhaustively test and scrutinise our code so it meets our high-quality standards. We only release code that has been through our rigorous QA process to ensure your iOS app performs flawlessly.


Why Choose Netsells?

We work with organisations across the globe to develop mobile apps that streamline costs, increase profitability and improve efficiency.

Contact Our Team

We're Committed Partners

Our team are never satisfied with delivering the bare-minimum against a brief. That just doesn’t cut it for us. We take the time to work with you to plan and develop sustainable, long-term solutions that deliver real, measurable results.

Cross-Industry Expertise

From innovative start-ups to large, established household names, our team has worked globally across some of the most exciting and advanced industries. We’ve seen first hand what it takes to build the best mobile apps on the market and are happy to share our insider secrets to help you succeed.

Built to Scale With You

Building a development team is hard. We’ve experienced it first hand and have used our expertise to build and grow one of the best development teams in the UK. Whatever your requirements, our team can deliver projects at any scale and with a varied mixture of popular cross-platform development stacks.


Trusted and Proven

We've honed our processes to make sure we integrate seamlessly into your business with a focus on minimising risk and enabling effective collaboration. Find out what our long term partners have to say about working with us.

Our Technologies



Since its release in 2014 we have been using Swift, Apple's intuitive programming language for building apps for iOS, Mac, Apple TV and Apple Watch.



We utilise Google's Firebase platform to provide powerful back-end and data services for our mobile applications.


Google Cloud

We leverage Google’s latest innovations, from machine learning and cloud security to artificial intelligence and natural language processing.


See Our iOS Work

From partnering with new FinTech startups, to supporting mobile apps that handle millions of daily transactions, find out more about how we've designed, developed and delivered some of the best iPhone apps on the market.

View All Projects

iOS App Development

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