Mobile App Development agencies for IT & Technology.
Mobile App Development is the build of iOS and Android applications, native (Swift or Kotlin) or cross-platform (React Native, Flutter, or Capacitor), covering discovery, UX and UI design, engineering, QA on real devices, App Store and Google Play submission, and post-launch maintenance. It sits next to web development but answers to a different set of platform rules. This page shows every agency on AgencyIndex offering mobile app development for IT & Technology.
- 60 UK agencies offering mobile app development for IT & Technology
- Part of the Mobile App Development service set
- Indexed for IT & Technology
- Reviewed 18 May 2026

GGMR, a leading technology agency headquartered in Corsham, UK, boasts a distinct proficiency in navigating complex technical challenges. Known for innovating within and beyond existing systems, they're recognised for their managerial prowess in multi-platform, multi-partner projects. Specialising in intricate data integration, user experience (UX), and the development of cutting-edge tech platfor

CWS is a leading digital agency nestled in the heart of Loughborough, Leicestershire. As a dynamic team of innovators, we thrive on crafting solutions and generating transformative impacts for our clientele. Choosing the perfect partner for your pivotal project can be a daunting task. However, at CWS, we possess the knowledge and skills required to assist you in bringing your project to fruition

Based in Blackburn, Lancashire, DexCloud is a distinguished digital agency recognised for its proficiency in crafting bespoke digital strategies. Our broad spectrum of services encompasses web development, UX/UI design, software creation, digital marketing, and brand identity development. DexCloud sets the bar high with its unique methodology, taking on the technical burden to allow clients to con

Discovery Agency, a premier digital marketing firm located in Batley, West Yorkshire, specialises in devising bespoke, data-backed strategies that align with each client's distinct requirements and objectives. Our comprehensive portfolio of services encompasses SEO, PPC, social media management, branding, and website development. As a collaborative partner, we take pride in generating tangible out

Digital Republic, a bespoke software development firm in Chichester, UK, is renowned for its dedication to business transformation via advanced technology. The brand distinguishes itself by providing innovative, consistently advancing solutions that yield concrete advantages. What differentiates Digital Republic is its cooperative methodology in collaborating with clients, guaranteeing their compr

Square Balloon, strategically located in London, UK, is a distinguished agency specialising in branding, marketing, and digital solutions. The unique factor that differentiates Square Balloon is their holistic approach to business enhancement, which involves offering bespoke design, technology, and marketing services, seamlessly integrated to boost business expansion and productivity. The agency i

As a leading digital agency in Farnham, Surrey, DRUM has gained recognition for its exemplary services, securing numerous accolades. Our key differentiator lies in our unwavering commitment to generating sustainable and accessible digital media. Our service portfolio spans across digital strategy formulation, website design and development, app creation, video production, and dynamic motion graphi

Atomic Digital Labs, a premier UK-based web development company, is celebrated for its inventive and holistic digital strategies. Our expertise lies in web and app development, UX/UI design, and branding, as we excel in crafting unique digital experiences on various platforms including WordPress, Shopify, and Webflow. Embracing transparency, agile workflows, and advanced technology, Atomic Digital

Form Agency, a distinguished marketing and design company in Kent, boasts an international presence. Primarily focusing on the financial and fintech industries, the company is recognised for its proficiency in crafting engaging designs and executing profitable advertising strategies, leveraging its comprehensive industry expertise and knowledge of contemporary design trends. The distinguishing fea

Proudly championing a transparent, efficient, and direct approach, The Bang consistently delivers award-winning products and brands to prestigious firms such as Jaguar, Land Rover, Zoopla, and Mammut. Grounded in digital design expertise, The Bang is a congregation of specialists, each commanding their discipline and collectively striving to disrupt the norm with products that redefine boundaries

Situated in the heart of London, Roboto Studio is a leading web development agency specialising in crafting premium, scalable websites and web applications powered by Sanity CMS and Next.js. We pride ourselves in delivering unparalleled editorial experiences, with a strong emphasis on swift optimisation and the deployment of advanced development methods. This ensures our clients' websites are not

Diginow is a custom web design agency headquartered in London, renowned for crafting tailored websites and digital business solutions for an eclectic mix of clients. Distinguishing itself through a dedication to utilising cutting-edge technologies such as ReactJS and Angular, Diginow excels in creating visually stunning, feature-packed websites and apps that elevate user engagement and optimise bu

Brandwidth, a leading digital agency, operates from two major hubs, London and New York. Expert in catapulting the digital customer journey for aspirational brands, Brandwidth offers an all-encompassing array of services. These comprise strategic consulting, experience design, technological engineering, data-driven strategies, dynamic content creation, and fostering digital skills. What makes Bran

Pixeltree Media, a leading experience design agency headquartered in Manchester, is renowned for its commitment to forging outstanding digital experiences. Specialising in in-depth research and bespoke strategies, the agency propels businesses to new heights. Their distinctive methodology incorporates unrivalled user experience workshops and design sprints. This innovative method morphs convention

At Tangent, our expertise lies in crafting strategies and refining final designs that enhance life experiences. Our commitment to digital sustainability is as significant as our dedication to aiding clients in achieving their business aspirations. Our diverse team of 90 global professionals, based in locations including Newcastle, London, Spain, South Africa, and Pakistan, provides us with a rich

Rareloop, a Southampton-based digital product studio in Hampshire, UK, specialises in crafting custom web and mobile applications. The agency excels in delivering beautifully designed, user-friendly, and scalable digital solutions across diverse platforms. What distinguishes Rareloop is their client-partnership model, emphasising lasting collaborations and their proficiency in transforming concept

Sparkloop, a distinguished creative agency, is strategically positioned in London and Bath. This agency is celebrated for providing the comprehensive services of a large agency, complemented by the intimate touch of a small consultancy. With a broad spectrum of offerings such as branding, digital solutions, print, and video, Sparkloop stands out in the creative field. Their unique methodology marr

SmallGiants, a London-based, comprehensive brand evolution and digital marketing agency, excels in crafting sturdy brand, marketing, and tech infrastructures that foster business growth and expansion. Uniquely, they offer services including full-funnel lead generation, data management frameworks, and vibrant brand identity development. Their acclaimed methodology is guided by insightful data, aimi

Phygital, a leading digital production agency headquartered in the UK, excels in crafting distinct immersive experiences that traverse the digital and physical realms. Pioneering a unique blend of technology and creativity, Phygital stands out by delivering unparalleled brand experiences, utilising cutting-edge AI, VR, AR, and digital engagement techniques. Our team, renowned for its proficiency,

Established in 2006, Netpeak is a leading digital marketing agency in London, UK. Our broad spectrum of services, encompassing SEO, social media marketing, conversion rate optimisation, and mobile app marketing, sets us apart. We employ a data-driven methodology to substantially boost our clients' revenue. At Netpeak, we prioritise process automation and transparency, underpinned by our unique m

Brew Digital, a pioneering digital marketing firm with operations in London, Norwich, Toronto, and Kuala Lumpur, is renowned for its inventive decision-making and teamwork strategies. Our agency supports businesses in devising effective digital strategies that yield measurable outcomes. At Brew Digital, we're distinguished for cultivating enduring relationships underpinned by a positive, honest, a

As a global brand and product design studio, Athlon is a key player in the international market. Working closely with enterprises driven by purpose, it transforms daring ideas into tangible realities. Athlon fundamentally champions 'Brave Ideas', acknowledging the transformational power of design and its potential to improve lives through innovative and audacious thinking. In Athlon's perspectiv

Axonn is a premier digital marketing agency headquartered in London, renowned for its unique integration of cutting-edge technology and a keen focus on emotional connectivity. This distinctive approach places personal touch at the heart of all their campaigns and client relationships. Their all-encompassing services range from strategic planning, content production, campaign execution, to insightf

BrightMinded is a UK-based custom software development agency, excelling in crafting personalised solutions for businesses of various sizes. Their standout services encompass bespoke membership platforms, AI software applications, and ecommerce website development. With a dedication to open communication and cutting-edge innovation, BrightMinded not only offers premium software solutions but also
AgencyIndex tracks 60 mobile app development agencies for IT & Technology. The list above is filtered to that intersection and ordered with verified and featured listings first.
For the wider editor's view on mobile app development agencies in the UK, see the mobile app development service brief. For context on IT & Technology as a sector, see the IT & Technology industry brief. The pricing, timeline and red-flag notes below apply to mobile app development as a discipline; they do not change materially for IT & Technology.
MVP / lean build £15,000-70,000 · Full production app £40,000-180,000 · Enterprise or regulated £150,000-500,000+. Capacitor / hybrid cheapest at £10,000-80,000. Maintenance retainers typically 15-20% of build cost per year.
Discovery 1-3wks · Design 2-6wks · Build 4-16+wks · QA on device matrix 1-4wks · App Store / Play submission 1-3wks (review 1-7 days). Complex enterprise builds run 6-12 months. Maintenance is ongoing.
- · Refusal to name the actual delivery team or disclose if work is being subcontracted offshore
- · QA done only on simulators with no real-device matrix across iOS and Android versions
- · No App Store Optimisation, no help with screenshots, metadata, privacy labels, or review rejections
- · No SLA on bug fixes, no warranty period, no defined severity levels in the contract
- · Proprietary backend or framework with no clear source code, infrastructure, or data ownership at handover
- · Cannot speak fluently about App Tracking Transparency, Google Play Data Safety, or EU DMA distribution rules
Mobile App Development agencies in other sectors.
Other services for IT & Technology.
What brands ask about mobile app development agencies.
The 5 questions our editors get most often, answered honestly. These apply to mobile app development as a discipline across every industry.