How much does a custom web app cost?

Our development packages start at £449 and £999. Complex systems are quoted after a free scoping call, so you know the cost upfront.

Do you support the app after launch?

Yes. We offer ongoing support and maintenance so your app stays secure and up to date.

Can you work with my existing website?

Often, yes. We can add features to an existing site or connect a new app to it. We'll check what's possible on the first call.

Our Services

Web & Mobile Development

Powerful websites and applications built for speed, security, and performance.

Get a Free Quote Contact Us

Overview

What We Do

Our development team builds robust web and mobile applications using the latest technologies. Whether you need a complex web app or a cross-platform mobile solution, we deliver scalable, maintainable code that stands the test of time. We work with React, Next.js, Node.js, and Flutter to give you the best fit for your project.

What's Included

Key Features

React & Next.js Development
iOS & Android Apps
API Integration
Secure Architecture
Ongoing Maintenance
Cloud Hosting Setup
Performance Monitoring

How It Works

Our Process

Requirements Gathering

We map out every feature, user journey, and technical requirement.

Architecture Planning

We design the system architecture for scalability and security.

Agile Development

Build in sprints with regular demos so you always see progress.

QA & Testing

Rigorous testing across browsers, devices, and edge cases.

Deployment & Support

Smooth deployment and ongoing technical support post-launch.

Why Us

Why Choose Dleading

Secure by Default

Industry best practices for authentication, data protection, and GDPR.

Built to Scale

Architecture that grows with your business without expensive rewrites.

Ongoing Support

We don't disappear after launch — we're here when you need us.

Guide

Web & App Development for Leeds Businesses

Some businesses outgrow a brochure website. You might need customer logins, online bookings, a quoting tool, a staff dashboard or a mobile app. We plan and build custom web and mobile applications for businesses in Leeds and across Yorkshire, keeping them secure, fast and easy to maintain.

Start with the problem, not the technology

We begin by mapping how your business actually works: who uses the system, what they need to do, and where time or money is being lost. That gives us a clear scope, so you only pay for features that earn their place.

Built in stages you can see

We build in short stages with regular demos, so you can see progress and change direction early rather than waiting months for a big reveal. Each release is tested across browsers and devices before it goes live.

Security and growth from day one

Applications handle customer data, so we follow good practice for authentication, data protection and UK GDPR. The architecture is planned so it can grow with you without an expensive rebuild. Packages start at £449 (Starter) and £999 (Growth); larger systems are quoted after a scoping call.

FAQ

Web & Mobile Development: Common Questions

Web applications such as booking systems, customer portals, dashboards and internal tools, plus mobile apps. We'll recommend the simplest approach that does the job.

Transparent Pricing

Choose Your Plan

Whether you're just starting out or ready to scale, we have a package that fits your budget and goals.

Great Value

Starter

A solid web application or landing page — built clean, fast, and ready to deploy.

£449one-time

React / HTML web app
Fully mobile responsive
Basic API or form integration
Hosting & deployment guidance
1 round of revisions
Delivered in 1–2 weeks

Get Started

Growth

A full-featured web application with auth, API integrations, and production-ready code.

£999one-time

React / Next.js web application
User authentication
Third-party API integrations
Database setup & connection
Cloud deployment included
3 rounds of revisions
30-day post-launch support