Explore the premier mobile app development companies in the UK that stay on top of industry trends, and use advanced tools and high-end custom development to deliver innovative, engaging and high-performance apps for a variety of operating systems. Filter by cost, reviews and team size to find the most suitable team for your goals and budget.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United Kingdom × Professional Services × $1,000 - $10,000 ×Clear Filters
  • Smart Solutions For Your Business

    PSI Square is a specialist software development firm with 10+ years of experience building algorithmic trading systems, AI agents and automation, SaaS platforms, and custom web and mobile applications. Founded in 2015, the company serves traders, prop firms, startups, SMEs, and businesses worldwide, with...

    Top Services:

    • Web Development
    • Mobile App Development
    • Software Development
    • AI Development
    • Software Testing
    • Show more
    Location
    Camberley, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • Zoho, CRM, AI & Automation Specialists

    Mason & Co helps organisations improve the way they operate through better-connected business systems. We specialise in Zoho, CRM, AI, automation, integration and business intelligence, combining practical implementation with enterprise architecture thinking to create scalable, well-governed solutions...

    Top Services:

    • Digital Strategy
    • Web Design
    • WordPress Website Design
    • Web Development
    • Software Development
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $250/hr
    Minimal Budget
    $1,000 - $10,000
  • Web Development Agency St Helens, North West UK Since 2015

    Inflix is a full-service web development agency based in St Helens, Merseyside. We build websites, ecommerce platforms, SaaS products, mobile apps, and custom software for UK businesses. Founded in 2015 with 170+ clients served. Fixed-price proposals, no hidden fees, free consultation...

    Top Services:

    • Web Development
    • eCommerce Development
    • Mobile App Development
    • Software Development
    • Digital Services
    • Show more
    Location
    St Helens, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $90/hr
    Minimal Budget
    $1,000 - $10,000
  • Design That Converts. Code That Performs.

    Aceist is a full-service web design and development agency established in 2011. We build professional websites, Shopify stores, ecommerce platforms, and custom web applications for businesses across the UK, USA, and Pakistan. 200+ projects delivered. Honest pricing. Built right, every time...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • SEO
    • Show more
    Location
    Sheffield, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • We design and build digital products that grow.

    London studio. We design and build web and mobile products, plus automation and search visibility for startups and growing brands...

    Top Services:

    • Digital Strategy
    • Web Design
    • UI/UX Design
    • eCommerce Development
    • Web Development
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000

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Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
129,262+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
5

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