App Development in Bielefeld

Want an app for your business in Bielefeld? In 21 days you click through your app, before any of it is coded. Then you get a fixed price for all of it.

Louis Nell, Managing Director of KNGURU
  • App screen for Red Bull Salzburg
  • App with jobs and teams for tradespeople
  • App for booking e-shuttle rides
  • App for booking offices and rooms
  • Community app for dog owners with map and chat
  • App with bedtime stories
  • Augenzeuge: tips and messages in the app
  • Daycare app with attendance, schedule and chat
  • RadlScout: find and sell bikes
  • Funellab: website for recruiting through social media
  • Elaris: website for an electric car

Not just developers, but true consultants for your app!

In over 7 years, we've learned what truly makes apps successful. That's why we don't just develop; we also support you with concept, design, and marketing – as a team by your side.

How we build apps and what they cost is on our app development page.

This is what app development looks like in practice.

From the initial product idea to well-designed interfaces and scalable systems – our projects demonstrate how solid development and consistent design drive businesses forward.

See all projects

App Development in Bielefeld: From Design to Marketing

Developing a powerful app for your business doesn't have to be a mysterious endeavor. Our structured process ensures you always know where you stand.

  1. Concept Phase

    Everything starts with a clear plan. Together with you, we develop a solid concept – based on target group analyses, feature prioritization, and market research.

  2. Platform-Specific Development

    We work agilely – Scrum and Kanban ensure structure, transparency, and short iteration cycles. Simultaneous development for iOS and Android is standard for us, whether natively with Swift and Kotlin or cross-platform with Flutter and React Native.

  3. Robust Backend Architecture

    A robust backend is essential for an app that remains stable even under load. We rely on cloud services like AWS, Firebase, and Supabase, as well as frameworks such as Node.js and Django.

  4. Targeted Marketing

    A well-developed app also needs thoughtful marketing. We support you with App Store Optimization, search engine marketing, and social media ads.

Founders & Companies, who have entrusted us with their ideas & apps.

Good UX/UI design is not just about the outcome, but also about the collaboration that leads to it. Read here how our clients experienced their journey with us.

  • OMR Reviews Proud Partner 2026: UX Agencies
  • OMR Reviews Proud Partner 2026: App Development Agencies
  • German Stevie Awards 2026: Gold for PetPlanner

Looking for first-class app development in Bielefeld? Secure your consultation now!

What platforms are supported?

We develop apps for iOS, Android, and Progressive Web Apps (PWAs), depending on the requirements of the businesses.

How long does development take?

Development time varies depending on the app's complexity. While simple applications can be completed in a few months, complex solutions require more time.

What technologies are used?

We rely on React Native, Flutter, Vue.js, Svelte, as well as AWS, Firebase, and Supabase for a stable and scalable infrastructure.

How much does app development cost?

The costs depend on the desired features and the complexity of the application. A detailed needs analysis helps with budget planning.

Do you support app marketing?

Yes, we offer App Store Optimization (ASO), targeted marketing campaigns, and digital strategies for long-term user acquisition.

App Agency Bielefeld - App Development for All Platforms

  1. 01

    A combination of website and app

    If your project is clearly defined and you want to start cost-effectively, a Progressive Web App (PWA) can be the right choice. PWAs use modern web technologies for offline capabilities and can be launched directly via a shortcut like an app – without a store download.

  2. 02

    One app for all devices

    Anyone who wants to offer a native app feel on all platforms without developing each one separately makes the right choice with cross-platform development. A shared codebase fully covers iOS and Android – efficiently, maintainably, and future-proof.

Efficient App Development: The Technologies Behind Our Apps

  1. 01

    Compelling Mockups with Figma

    To ensure your app is on the right track from the start, we involve you early and actively in the design process. Clickable prototypes make ideas tangible – long before development resources are committed.

  2. 02

    React.js for boundless app development

    Once the prototype is approved, we begin implementation – consistently based on the React ecosystem. React.js provides flexible, component-based frontends, Next.js optimizes server-side rendering for better performance, and React Native enables cross-platform mobile apps from a shared codebase.

  3. 03

    Reliable Backend with AWS and Firebase

    After launch, data is generated – and this data must be stored reliably and securely, even when usage significantly increases. We reduce operational overhead by using established platforms like AWS and Firebase, which expertly handle peak loads and independently manage backups and data security – allowing you to focus on further developing your app.

App development with React Native and cloud technologies.

Front-end
React NativeReactNext.JS
Back-end & Infrastructure
FirebaseNode.JSSupabaseRailway
Integrations
RevenueCatStripeGoogle APIsGithub
Design & Prototyping
FigmaFigJamIllustratorAfter Effects
AI Integrations
GeminiClaudeChatGPT

Book your free call.

We look at your plans with you as if they were our own. If the build isn't worth it, we'll tell you, even if that means no project.

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