Web & App Development Services
High-performance websites, web apps, and mobile apps built with modern stacks (Next.js, React Native). Fast, conversion-focused, and SEO-ready on every device.
What's Included
Why Web & App Development Matters
Your website is your busiest employee. We build products that load fast, convert visitors, and work flawlessly across devices — with clean data pipelines feeding your business instead of blind spots.
Web & App Development
Real-world use cases
Conversion-focused marketing sites
Fast, SEO-ready sites built on Next.js that load in milliseconds, rank on Google, and guide visitors toward a clear next step.
Web apps, portals & dashboards
Custom web applications, client portals, and dashboards with clean data pipelines — built around how your business actually works.
Mobile apps (iOS & Android)
Cross-platform apps with React Native that ship to both stores from one codebase — at roughly half the cost of two native builds.
Built for teams like yours
Results you can measure
Modern stack and performance budgets so every page loads fast on any device.
We engineer for top Core Web Vitals — a ranking factor Google weighs heavily.
React Native ships iOS and Android together, cutting build cost and time.
Features & Benefits
Key Features
What we deliver
Key Benefits
What you gain
Tools we work with
We work in the tools above — or the stack you already run. Every engagement integrates with your existing systems instead of forcing a migration.
How It Works
Discovery
We analyze your business needs, goals, and challenges to understand exactly what you need.
Strategy
Our team designs a tailored solution with clear timelines and milestones for your project.
Development
We build your solution using agile methodologies with regular updates and feedback loops.
Delivery
Launch with confidence. We provide ongoing support and optimization for your success.
Frequently Asked Questions
How much does a custom website cost?
Marketing sites typically run $3,000–$10,000; custom web apps and e-commerce start around $10,000. See the pricing guide.
How long does it take to build a website?
Marketing sites: 2–4 weeks. Web apps: 6–12 weeks.
Do you build mobile apps?
Yes — native (iOS/Android) and cross-platform with React Native.
Why Nexe-Agent for Web & App Development
Senior team, zero hand-offs
Your project is designed, built, and shipped by the same senior engineers end-to-end — no account-manager telephone game.
AI-native by default
We are an AI agency first. Every build ships with the automation and intelligence layer most generalist agencies skip.
Fixed scope, transparent pricing
A fixed quote after a free audit and a clear timeline. No hourly surprises, no scope creep without your sign-off.
Support after launch
24/7 support and continuous optimization after go-live, so your investment keeps compounding.
Investment & Timeline
What Web & App Development costs
Typical range
Timeline
Marketing sites $3k–$10k in 2–4 weeks; web apps and e-commerce from $10k in 6–12 weeks. Fixed quote after a free audit.
Related Services
Let our Web & App Development transform your business with intelligent solutions.
Get a free operational audit for Web & App Development. We will analyze your current workflow bottlenecks and deliver a fixed-price deployment roadmap within 24 hours.