Web Development
Custom Web Development - Modern Sites That Generate Revenue
Looking for a reliable web development agency? Kosmoweb builds modern, custom websites that convert visitors into customers. Fixed pricing, clear timelines, 100+ projects delivered since 2016.
Why Choose Us
Fast Delivery
From first call to live product. No endless development cycles.
Fixed Pricing
Transparent quotes. No hidden fees. No scope creep surprises.
Full Service
One team handles everything. No coordination headaches.
Services
What We Build
Turn your concept into a working product in 6-8 weeks. We help you define features, build a functional MVP, and get it in front of real users - before you waste money on full development. From market research through user testing, we handle the complete journey from idea to validated product.
Read more - Product & MVPBeautiful interfaces your users will love. We design in Figma, deliver complete design systems, and can hand off to your dev team - or build it ourselves. From user research through developer handoff, we create designs that are both visually stunning and conversion-focused.
Read more - DesignFrom landing pages to full e-commerce platforms. We build fast, responsive websites that look great and drive results. Whether you need a corporate site, an online store, or a complex SaaS dashboard, we deliver clean code that performs.
Read more - Web DevelopmentWe don't disappear after launch. From bug fixes to feature additions, we provide ongoing technical support and maintenance so your product stays healthy and evolving. Whether you need a code audit, performance improvements, or a full project rescue, our team steps in and delivers.
Read more - Project SupportFrom idea to App Store publication. We develop mobile apps for iOS and Android using Ionic, .NET MAUI Blazor, or as progressive web apps. Full service includes UI/UX design, backend development, push notifications, analytics, and 90 days of post-launch support.
Read more - Mobile AppsPricing
Pricing Tailored to Your Project
Every project is quoted individually after understanding your requirements.
Landing Page / Small Website
From €490
Perfect for businesses needing a professional web presence
- Up to 5 pages
- Responsive design
- CMS integration (WordPress)
- Contact form
- Basic SEO setup
- 1 year free hosting
- 30 days support
Corporate Website / E-commerce
From €1,200
Complete website solution with advanced features
- Custom design (Figma)
- Up to 15 pages
- CMS integration
- E-commerce functionality (optional)
- Blog setup
- Advanced SEO
- Payment integration
- 1 year free hosting
- 60 days support
MVP / Web Application
From €2,900
Full product development from idea to launch
- Market research & validation
- Custom UI/UX design
- Full-stack development
- User authentication
- Database architecture
- API integrations
- Testing & QA
- 1 year free hosting
- 90 days support
Mobile App Development
From €4,900
Native or cross-platform mobile applications
- Custom UI/UX design
- iOS & Android development
- Backend & API development
- Push notifications
- App Store submission
- Analytics integration
- Beta testing
- 90 days support
We work with budgets of all sizes. Schedule a free consultation to discuss your specific needs and get a tailored quote.
FAQ
Web Development FAQ
Website cost depends on project scope. Landing page: from 15,000 CZK. Corporate site: from 35,000 CZK. E-shop: from 60,000 CZK. Web application: from 100,000 CZK. We price every project individually after a free consultation.
Landing pages: 2–3 weeks. Corporate sites: 4–6 weeks. E-commerce: 6–8 weeks. Complex web apps: 8–12 weeks. 95% of projects launch on time.
Custom design, development, testing, server deployment, and 30 days of post-launch support. No hidden fees - everything is included in the fixed-price quote.
We work with modern technologies: Nuxt, Next.js, Astro, WordPress with custom themes. For e-commerce: WooCommerce or Shopify. We always choose the best tool for your specific project.
Yes. We build every site with technical SEO in mind - page speed, structured data, proper HTML structure, and mobile optimization.
Yes. We work with companies across the Czech Republic and internationally. Everything is handled remotely with video calls and regular updates.
Custom Web Development That Drives Results
Off-the-shelf templates can only take your business so far. When you need a website that truly reflects your brand, engages your audience, and drives conversions, custom web development is the answer. At Kosmoweb, we build bespoke websites from the ground up, combining thoughtful UX and UI design with clean, maintainable code that performs beautifully on every device.
Our custom development process starts with a deep dive into your business objectives. We map user journeys, define content architecture, and create interactive prototypes before writing a single line of code. This ensures the final product aligns perfectly with your goals, whether you are launching a corporate website, a SaaS platform, or a complex web application.
Technology choices matter. We work with React, Next.js, and other modern frameworks that deliver exceptional performance and developer experience. When a CMS makes sense, we evaluate WordPress versus custom solutions to find the right balance of flexibility, cost, and long-term maintainability for your specific situation.
Clients across the Czech Republic, from Prague and Brno to Ostrava, trust us with their most important digital projects. Every custom website we deliver includes SEO optimization, performance tuning, and a smooth handoff with optional ongoing management so your site continues to perform long after launch.