Mobile Apps
iOS, Android, cross-platform
£8,000 – £80,000+
App Development Cost Calculator
How Much Does It Cost
to Build an App?
Get a free, personalised cost report for iOS, Android, or web apps delivered to your email and WhatsApp in minutes.
Building an app in the United Kingdom typically costs between £4,000 and £120,000+ depending on the type, platform, and features. The cost to develop an app varies based on whether you need iOS, Android, or a web app, the complexity of features, and whether you use a freelancer, an agency, or a dedicated development company like Eazisols. Complete our 2-minute calculator to get a personalised cost breakdown and project roadmap sent directly to your inbox.
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Typical United Kingdom cost ranges
Web Apps
SaaS, PWAs, portals
£6,000 – £65,000+
AI / ML
NLP, computer vision, analytics
£12,000 – £100,000+
Blockchain
Smart contracts, DeFi, Web3
£16,000 – £120,000+
Ranges reflect United Kingdom market rates for custom development. Your actual cost depends on features, scale, and complexity.
80+
Projects delivered
10+
Countries served
370+
Estimates generated
£2M+
Estimated via calculator
Trusted by startups and enterprises across the United Kingdom and beyond
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What you should know
What Affects the Cost to Build an App in the United Kingdom?
Every project is unique. Here are the key factors that determine your final development cost.
App type and platform
iOS, Android, or cross-platform (Flutter/React Native) apps each have different cost profiles. A cross-platform app typically costs 30–40% less than building native iOS and Android separately.
Features and complexity
A simple MVP with 3–5 screens costs far less than a full-featured marketplace or fintech platform. Every feature adds development time.
Design requirements
Custom UI/UX design adds to the budget but significantly improves user retention. Basic apps use templates; complex products need bespoke design.
Team location
Agencies in the United Kingdom typically charge premium rates. Offshore teams with United Kingdom timezone alignment (like Eazisols) deliver the same quality at significantly lower rates.
Ongoing maintenance
Factor in 15–20% of your build cost annually for updates, hosting, and bug fixes.
Common questions
Frequently asked questions
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