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App Development in Oldenburg for the development of mobile applications and websites – KNGURU

Are you looking for a competent app agency in Oldenburg that brings your idea to life with technical depth and creative thinking? We accompany you from the initial briefing to the finished product.

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Our Projects

Over 200+ design projects

300.000+
App Downloads for projects we have managed.
5.0
50+ Reviews

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.

Team Vera image
Team Ivan image
50+
Designers

With years of project experience, we support all types of companies – from dynamic startups to established medium-sized businesses in Oldenburg. We understand what drives your target audience and translate that into app solutions that clearly stand out from the market.

Strong digital products only emerge when all disciplines collaborate from the outset. With us, developers, designers, and marketing experts are part of the same team from day one – ensuring smooth processes and a consistent outcome. We work with agile methods, rely on modern technologies like Flutter for cross-platform development, and ensure stable, well-maintained operation of your app in the long term.

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.

Our own startup
30,000+ users

The app for anyone who loves cars and motorsport!

DeepDays is the app for car events, community voting, and digital ticketing. From the initial idea to UX UI design and technical implementation, we developed the product entirely ourselves and quickly scaled it to over 30,000 users.

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A festival that lets you play along.

For the Glücksgefühle Festival, we developed an app that offers 200,000 visitors interactive experiences – from ticketing and gamification to live communication.

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UX/UI Design
Web App
Our Own Startup
10,000+ Users

Club Management for Leipzig's Night Owls

Clubkit is our white-label solution for smart ticketing. We built it to work like the best bouncer in town.

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clubkit logo
UX/UI Design
Mobile App
Web App

The platform for pet owners and pet professionals

With PetPlanner, pet owners can find suitable service providers nearby, book appointments online, and keep track of their pet's health data, appointments, and important information at all times.

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Recruiting Software on Autopilot

Recruiting is often chaotic and manual. With Funellab, we built a platform that automatically filters, organizes, and perfectly matches applicants.

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Web design
Artificial Intelligence

Energy that adapts to your life.

Clever-PV wanted more than just an app – they wanted to give households control over their energy. Our task: a UX and UI design that makes data clear, intuitive, and understandable. 

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Clever pv logo

Complex CAD workflows made simple & intuitive.

Mensch und Maschine stands for CAD and BIM software. We have developed an intuitive solution that simplifies complex processes and seamlessly connects teams.

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mensch und maschine logo
UX/UI Design
Product Refresh

Cook along with your favorite creators

Scoops connects food creators with their community in a new way. Influencers share their recipes directly in the app, and their followers can unlock them via a subscription, cook them, and become part of an active food community.

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From a UI dinosaur to a modern management hub.

Avviso manages parking violations and reminders – but its UX/UI still looked like Windows 98. We streamlined the user experience and brought the software into 2024.

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avviso logo
UX/UI Design
Product Refresh

Clearly manage thousands of vehicles

Smartmove needed a solution for efficient vehicle fleet management. We developed an intuitive interface with smart automations – understandable in just 10 seconds.

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UX/UI Design
Website Design
Web App

App Development in Oldenburg: 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.

01

Conception Phase

Concept Development, User Experience Design, and Prototype Creation

Everything starts with a clear plan. Together with you, we develop a solid concept – based on target group analyses, feature prioritization, and market research. User research and usability tests are directly integrated into the design. Using Figma, we develop interactive prototypes that can be tested early and quickly incorporate feedback. If desired, we can start with an MVP to measure real user behavior and strategically guide further development.

free
02

Platform-specific Development

App development in Wiesbaden for Android and iOS

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. Ongoing code reviews, automated tests, and security analyses guarantee that your product remains at the highest technical and quality level.

03

Robust Backend Architecture

Scalable and powerful backend solutions for your app

A robust backend is essential for an app to remain stable even under load. We rely on cloud services like AWS, Firebase, and Supabase, as well as frameworks like Node.js and Django. Serverless architectures and microservices ensure efficient resource utilization even with high traffic. Your data is stored securely and GDPR-compliant in powerful SQL or NoSQL databases.

04

Targeted Marketing

Top-tier marketing for your native apps and web applications

A well-developed app also requires thoughtful marketing. We support you with App Store Optimization, search engine marketing, and social media ads. Our teams analyze target audiences and competitors, optimize keywords and app descriptions, and develop data-driven campaigns – from retargeting and influencer collaborations to content strategies – for sustainable growth in Oldenburg and beyond.

Louis Nell

CEO

Louis was never one to do things by halves. As a developer at the railway company, he programmed software that revolutionized the system – and was quickly scrapped precisely for that reason. Frustration turned into opportunity: he quit and founded KNGURU. Today, Louis and his team develop digital products that offer real value – and aren't hindered by corporate politics.

Team Louis image

Ivan Prosic

Lead designer

Four years ago, KNGURU was looking for a designer. Ivan responded on Reddit, participated in a design challenge despite a packed schedule – and prevailed. Today, he's our Lead Designer and, according to him, can even operate Figma in his sleep. He has a knack for pixels – and incredible patience for clients who "just want a quick tweak."

Team Ivan image

Vera Grosse

Project Manager

Vera came as an intern – and simply never left. Today, she juggles clients, projects, and designers simultaneously (and still finds time for a shisha). She's the only person on the team who voluntarily opens Excel spreadsheets – and even with enthusiasm. Plus, Vera can implement project plans faster than Ivan can swim (which he reluctantly admits).

Team Vera image

Strahinja Nikolic

Graphic and Product designer

Strahinja is not just a designer, but a true go-getter. He builds his own businesses on the side, thinks like a founder, and knows exactly how UX becomes not just beautiful, but profitable. With KNGURU for years, indispensable for years. Always by his side: his dog Bebba, our unofficial team mascot (no, that's not Bebba in the photo).

Team Strahinja image

+ more Kngurus, 
when you need them.

Lean or XXL? We scale with you. If your project needs more power, we bring in specialists. Developers, strategists, motion designers – all ready when you need them. Kngurus on demand!

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.

5.0
1200+ reviews
Davide Faga

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Are you looking for innovative app development in Oldenburg? Get started with us!

Your project deserves a tailored solution – and we are ready to deliver it. In Oldenburg, we stand by you as an experienced app agency to transform your ideas into powerful digital products. Whether a startup or an established company – we help you get the most out of your app idea. Let's have a non-binding
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Which platform is the best choice for my app?

The choice between iOS, Android, or a cross-platform solution depends on the target audience, requirements, and long-term business goals. Cross-platform frameworks like Flutter or React Native enable efficient development for both operating systems.

What steps are necessary for successful app development?

Structured planning is essential. This includes defining goals, target audience analysis, UI/UX design, developing a Minimum Viable Product (MVP), backend architecture, testing, and a marketing strategy for a successful launch.

How is my app's security ensured?

 Modern security measures such as end-to-end encryption, OAuth authentication, role-based access controls, and regular security updates protect user data and prevent unauthorized access.

What is the advantage of Progressive Web Apps (PWAs) compared to native apps?

 PWAs don't require installation, work directly in the browser, and still offer an app-like user experience. They are more cost-effective to develop and require less maintenance than native apps.

How can my app remain successful in the long term?

 Regular updates, continuous performance optimization, user feedback, and data-driven improvements are crucial to keeping the app current, relevant, and competitive.

What does your app cost?

Generally, the more features your app is intended to have, the higher the development costs will be. Therefore, we recommend starting with the leanest and most clearly defined version possible and then expanding the app strategically later. This reduces costs, achieves initial results faster, and integrates user feedback early into further development.

Start your estimate

Answer a few quick questions and get an estimate for your app's cost in under 2 minutes.

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1/6
What category would you place your app in?

To estimate an app's cost, the underlying idea is particularly crucial for defining its scope.

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2/6
How many different
screens does your app need?

The number of screens your app will include provides a good basis for estimating development costs.

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3/6
Can users register in your app?

User profiles and their interactions often account for a significant portion of the development effort

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4/6
Do you already have a design for your app?

The design is the blueprint for every app. If you don't have a design ready yet, we'd be happy to help you with that too.

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5/6
Do you need a dashboard?

With your own dashboard, you always have all your app's data in view and can also create and manage content yourself.

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6/6

Book your free initial consultation now.

Based on similar projects we've supported in the past, we estimate your project will fall within a price range of approximately 65.000€ to 85.000€

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Next step

Get a free initial consultation now.

65.000€ - 85.000€ 

Want to discuss the possibilities for your app with us?
Let us know!

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App Agency Oldenburg- Innovative App Development for All Platforms

progressive web apps

A Combination of Website and App

If your project is clearly defined and you want to start cost-effectively, a Progressive Web App (PWA) might 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.

While PWAs don't appear in app stores and may not always achieve the full native user experience, they cover all platforms with a single codebase, can be developed from existing web applications, and function as usual on desktop. For Oldenburg companies that quickly need a digital solution – e.g., a customer portal or an internal tool – PWAs offer a fast and budget-friendly entry point. If demand grows, the foundation can always be expanded into a full-fledged hybrid app.

cross-platform apps

One App for All Devices

For those who want to offer a native app experience on all platforms without developing each one separately, cross-platform development is the right choice. A shared codebase fully covers iOS and Android – efficiently, maintainably, and future-proof.

We consistently rely on this approach and work with frameworks like Flutter and React Native. Modern cross-platform apps are now on par with native solutions in terms of functionality, performance, and design.

Programming and  App Development in Oldenburg: KNGURU, your specialist for custom apps

Innovation, Expertise, and Tailored Solutions

For app projects in Oldenburg, individual customization is non-negotiable for us. We don't develop off-the-shelf solutions – instead, we create concepts tailored to the specific company, its processes, and its target audience.

Every project begins with an in-depth consultation. We analyze the market, identify opportunities, and develop creative approaches that generate clear USPs – combined with a design that truly resonates with users.

Dedicated App Developers for Continuous Support

The ongoing work begins with the go-live. Updates, adjustments, and responding to store feedback require a team that knows the project inside and out.

At KNGURU, all developers are permanently employed – not just project managers. Your product remains in the same hands, from the first line of code to the next release version.

App Development Experts

Successful apps are born from the interplay of development, design, and marketing. Outsourcing these areas to different external service providers leads to a loss of quality, speed, and oversight.

As a full-service agency, we consolidate all expertise in-house. Developers, designers, and marketing professionals at KNGURU work under one roof – united by a shared vision for your product.

Efficient App Development: The Technologies Behind Our Apps

Compelling Mockups with Figma

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

We use Figma for fast, collaborative, and cost-efficient prototypes that can be intuitively tested and refined on the spot. The final design is then exported as HTML and seamlessly integrated into the development process.

React.js for limitless app development

Once the prototype is approved, we begin implementation, consistently building on the React ecosystem. React.js delivers flexible, component-based frontends, Next.js optimizes server-side rendering for enhanced performance, and React Native enables cross-platform mobile apps from a single codebase. This approach ensures that growing requirements won't necessitate a complete rebuild, protecting your investment long-term.

Reliable Backend with AWS and Firebase

Once launched, your app will generate data – and this data must be stored reliably and securely, even as usage significantly increases.

We reduce operational overhead by leveraging established platforms like AWS and Firebase. These platforms expertly handle peak loads and independently manage backups and data security, allowing you to focus on further developing your app.

App development using React Native and cloud technologies.

We use state-of-the-art technologies in app development to ensure your app can withstand large user numbers.

Front-end
React Native
React
Next.JS
Back-end & Infrastructure
Firebase
Node.JS
Supabase
Railway
Integrations
RevenueCat
Stripe
Google APIs
Github
Design & Prototyping
Figma
FigJam
Illustrator
After Effects
AI Integrations
Gemini
Claude
ChatGPT

Your 30-minute meeting with real experts.

Whether it's an idea or an existing app – we'll tell you honestly where you stand. All of this is free, based on experience from over 100 projects and our own app with 30,000 users. Book your meeting now and get to know us!

How can we reach you?
Planned budget
Legal matters
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The first step is complete!

We have received your inquiries and will get back to you as soon as possible with more details. All the best, your KNGURU Team!

Knguru enjoying a meal
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