Mobile App Development & Design in London

Mobile app developers & app designers based in London

We’re a UK based team helping to make an impact on a global scale.

Located in the heart of London, north of the Thames and just off of London Bridge, we work with brands all across the UK on mobile app development & app design projects that reach countries all around the world.

Developers, designers, strategists and innovators, our team specialise in developing international mobile apps with a local approach; our reach is wide and our solutions are tailored to the communities that need us the most.

Our head office is in sunny Bournemouth, mainly because the beach is beautiful (you should come to visit), however, our London shared space is a short commute and you’ll find us in The City most days for face to face client catchups.

Contact our London studio

3 Sided Cube @WeWork
The Monument
51 Eastcheap
United Kingdom

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+44 (0) 1202 611 612

London app development services

App Development Strategy


Discover and define which concepts and platforms can help your organisation to achieve its goals.

We’ll challenge your assumptions and provide insight and expertise that can completely change the way you see the role of digital in your industry.

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Mobile App Development

App Development

Unite technical back-end systems with intuitive front-end design to create digital products that users love.

Whether its app development on native Android and iOS, smart devices, web or more, we combine tech, data and design to build superior experiences that get engagement.

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UX & UI Design

Make usability a priority and create an intuitive experience that leaves a lasting impression on your users.

Utilise audience persona research to test ideas with your users in the real world. Positioning your mission at the centre of fluid and user-friendly design that will achieve your goals and then some.

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Alexa Skill Development

Voice Development

Create a voice skill that offers an entirely new way for your users to interact with your brand.

Collaborate with us to research your audience and find the most human and natural way for them to communicate with Alexa or other voice assistants, in a way that suits their individual needs.

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Project Management

Project Management

Make fast and informed decisions in every stage of your project, working with a team that cares as much as you do.

With a mixture of Agile and Waterfall project management methods, our PM team guide you through the product life cycle and are committed to ensuring the world’s best brands have the world’s best results.

Support & Maintenance

Launching your product is not the end, we help you to make iterative improvements and can support you 24/7.

Don’t worry about app crashes or software updates our team has seen the negative impact a flimsy app can have. This is why we offer 24/7 support to build platforms that can be relied on whenever your users need them the most.

Forest Watcher Featured Image Android

Global Forest Watch

Forest Watcher Featured Image Android

Empowering communities to combat worldwide deforestation

To aid the fight against deforestation, Global Forest Watch approached us with the idea of empowering individuals to look after the areas and locations they care about the most. With a mobile app that monitors, tracks and reports on deforestation in specific areas and locations.


Tree cover loss in 2017


Live reports


Mapping resolution

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Lush Lens App


Lush Lens App

A package-free store to reduce global plastic pollution

In an ambitious move to open their first package-free store in Milan, LUSH needed a mobile app which could replace plastic packaging in their ‘Naked’ range of products. The LUSH Lens app recognises these products using mobile phone cameras, providing customers with everything they need to know from ingredients and price to health benefits and origins.


Images required per product


Lush product range is 'Naked'


Plastic bottles saved in 2018

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American Red Cross


Transforming the way America donates blood

With blood donations dropping off in states all across America, we were challenged with transforming the blood donation process with a mobile app. Collaborating with The American Red Cross to build the world’s first blood tracking app, making the experience more convenient, engaging and rewarding for anyone interested in saving lives.






Lives saved

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London, let's create & innovate together

With collaboration at our core, we work with brands to innovate industries and set the standard for mobile apps which disrupt the norm. Our London digital agency team know the best way to reach communities and make a difference is by collaborating with organisations who are doing the same thing.

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JustGiving-Grey JustGiving-White
Lush Logo Grey Lush Logo White
NATS Grey NATS White
NHS Grey NHS White
Nordstrom-Grey Nordstrom-White
RNLI Grey RNLI White
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Let's make something amazing

The next big thing starts here. Get in touch with our London mobile development team with your questions, ideas and dreams to find out how a mobile app, website or Alexa Skill could solve the challenges you and your users are facing.

Taking Tech For Good global

Our mission to pioneer Tech For Good has attracted some of the best and brightest mobile app development talent in London, since our inception way back in 2009, we’ve been working from our base in the UK to make social impact on a global scale.

From our first few UK app development clients to reaching communities in over 100 countries, we put users at the heart of our process to make sure we’re always building solutions that suit them, no matter who they are or what challenges they’re facing.

Growing our team to thirty-strong developers, designers and changemakers has seen 3 Sided Cube grow from our HQ in Bournemouth to London and offices in the United States, but our mission has stayed the same; change millions of lives with tech for good.

Bournemouth digital agency


Our Bournemouth app development office is the home of 3 Sided Cube and is in the heart of the fastest growing digital hub in the UK, where we collaborate with brands on local, national and international app development projects.

Telephone House
Bournemouth, UK

Washington D.C. digital agency


Just south of the Hill, our Washington app development team are located a few steps away from the Nationals Park in D.C. Where we meet, work and play with our US based clients from states all around North America.

80 M Street SE
Washington, D.C
20003, USA

Award-winning app development company in London

We know the incredible things our teams can achieve together when we work closely with our partners to share knowledge and expertise in our respective areas. Relationships are our speciality, here’s what our partners have to say about working with us.

UK app awards winner
App Agency of the Year

UK App Awards Winner

Webby award winner
Best Health & Wellbeing App

Webby Award for Blood

Most innovative agency award
Innovative Agency of the Year

UK Agency Awards Winner

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