Citrus Suite is a creative design studio, founded in the same month Apple launched the App Store in July 2008, our full team based in Liverpool, UK, with clients across the world.

Citrus Suite, A World Class App Design and Development Studio

We create highly polished iPhone & Android apps; smartphone and tablet, for startups and enterprise clients, on a work-for-hire or partnership basis. From idea to app store (or private app distribution) we build unique tech solutions every time.

Mobile Health, Artificial Intelligence, Chatbots, MedTech, EduTech & More

Our team have the skills to help you reach your objectives and establish your brand in new markets with creative solutions. Any category, including Artificial Intelligence (AI) and Machine Learning (ML), Dynamic Chatbots, mHealth Technologies, with complementary backend systems for administration and insight; MedTech, Educational Software, EduTech, financial solutions, InsurTech, AR (augmented reality), enterprise software systems and technology for start-ups. 300+ successful technology products deployed.

iOS and Android Design

Native iOS development: iPhone / iPad
Native Android development: Smartphones / Tablets

Liverpool, UK Technology Company

You are in safe hands with Citrus Suite. Our pre-existing technology base has powered apps and software systems that have had millions of downloads / billions of user interactions, and our software development process has seen us win contracts from some of the world’s top companies & visionary organisations such as Disney, Penguin Books US, Random House Digital, Creative England, Public Health England and BBC.

App Portfolio

Take a look at a selection of our apps below.

How Much Does An App Cost To Design

With a track record of 300+ projects, we offer UK-based expertise in crafting scalable solutions for startups and global giants. Discover the value of investing in our proven expertise and partnership, delivering robust and high-quality digital products.

View How Much Does An App Cost To Design

Nephrotic Syndrome Diary App

NeST UK App, a revolutionary patient support tool developed in collaboration with UK Kidney Association and Wellcome Trust. Designed to empower patients with rare renal diseases, this app facilitates vital data collection for research, offering insights into Nephrotic Syndrome’s impact on daily life.

View Nephrotic Syndrome Diary App

My Medicash

An app making it easier for you when claiming money back on your everyday healthcare costs.

View My Medicash

Start-Up Apps

We can help you elevate your ideas, with a tried and tested innovation processes.

View Start-Up Apps

Digital Health Technology

We can help you elevate your mobile health ideas, with a tried and tested innovation processes.

View Digital Health Technology


A one stop solution for managing the temporary staffing requirements of hospitals.

View Patchwork

Health Chatbots

Testing behavioural science to improve patient support a global chatbot platform built in Liverpool supporting users with various health conditions.

View Health Chatbots

Penguin Books

We’ve created a range of apps for Penguin Books, allowing readers to interact with their favourite books.

View Penguin Books