Our Services

Mobile App
Development Services

We design and develop apps that are mobilising businesses and innovating industries throughout the UK & Ireland.

We are a multi-award winning app development company specialising in mobile app design and mobile app development for forward thinking companies throughout the UK & Ireland. Based in Northern Ireland, our talented team of mobile app developers, have been designing and developing apps since the dawn of the App Store. Our experience is vast and our knowledge outstanding.

Our apps are thoughtfully crafted and expertly built for native iOS & Android and hybrid cross platform solutions.

Some of our work

Industry-leading custom tourism apps screen

We’ve helped Somerville achieve a 60% improvement in process time screen

Our App Industry Expertise

Best News App of the Year

Independent.ie

Best Video/Streaming App of the Year

FarmFlix

Website of the Year (2018)

Propertynews.com

Driving success across 12 industries

First app launched in 2009

1m+ downloads and counting

Multi-award winning

Our Mobile App Development Services

We don’t just develop apps, our services span the full app development lifecycle, from concept and design, prototyping and UX, through to delivery and distribution. Our apps solve real business problems, offer new and innovative ways of engaging with customers and provide better ways of working.

iOS Apps

Our dedicated iOS mobile app development team specialise in the delivery of high performing, feature packed iOS apps across the full Apple range of products, including iPhone, iPad, Apple Watch and TV. Developed using Swift, iOS apps we have brought to life are featuring in the App Store and even making their way into Apple’s own internal App Store!

Android Apps

All our custom Android apps are developed using Kotlin. Our talented Android app development team create powerful apps across all Android devices including smartphones, tablets and smartwatches. Collaborating with each of our clients, our Android apps are revolutionising how they work and how they engage and connect with their customers.

Cross-Platform Apps

A cross-platform app is a blend of both a native and web app and is a very cost effective option for many businesses, being accessible across both iOS and Android. Our cross-platform app development team create custom apps across various platforms, including Cordova, React Native and Xamarin.

Web Apps

Our web app team specialise in the design and development of enterprise grade web apps and progressive web apps that elegantly work on browsers across desktop and mobile. Our apps are built using a full stack of technologies, with Typescript and React proving popular choices.

Not sure which is right for your business?

Talk to an Expert

Product Guides

Native Vs Hybrid Mobile Apps

There are some big questions that must be asked when developing an app, one of those main questions is, should I use native or hybrid app development?

We take a look at each and weigh up the pros and cons of each plus take a look at some newcomers, enter React Native and Flutter.

Download the guide

Not sure which is right for your business?

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Success Stories

An award winning leading property portal

A re-imagined fully responsive website built with React to create a true lightness to the site and ensure that the user experience is fast and seamless. Extensive user research resulted in unique features and functions developed with the user in mind.

Industry-leading custom tourism apps

GCD developed a platform from which Oli’s tourism and audio guide applications could be developed, the most recent project being a multi-lingual audio guide app on behalf of The Gobbins in County Antrim.