Custom app development
for iOS, Android and Web
We build tailor-made B2C and B2B apps that fit your processes, your users and your business model exactly - from the first idea through UI/UX to launch in the app stores.
Native for iOS and Android or cross-platform with Flutter: we choose the technology that fits your project - not the other way around. The result is not an off-the-shelf app, but a custom solution that saves up to 30% of the development budget. Money you can invest where it counts: in your growth.
Flutter & Multi-Platform Development
A perfect fit for most apps: one code base for iOS and Android saves time and budget. Our recommendation whenever your app should reach both platforms and nothing speaks against it.
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iOS App Development
The right choice when your app is built exclusively for the Apple ecosystem or needs deep system integration - from Apple Watch to widgets. Natively developed with Swift and SwiftUI.
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Android App Development
Ideal when your app runs on Android only - on company phones, scanners or kiosk devices - or needs to be close to the hardware. Natively developed with Kotlin and Jetpack Compose.
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Website As an app
Do you already have a website or web app and want to turn it into a native app quickly and cost-effectively? We can do it for you.
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Artificial Intelligence
Our AI expertise makes your applications smarter, more efficient, and more competitive.
MVP & PRototypes
Fast, cost-efficient and targeted. We help you to test your business idea at an early stage and collect valuable user feedback.
White Label App Development
Develop once, use many times: your app is designed as a white label solution you can offer to each of your customers in their own branding. The best choice when you want to market your app solution multiple times - or launch your own app quickly and cost-effectively from a proven base.
Learn moreWhat does custom app development mean?
Custom app development means having an app built precisely for your requirements instead of bending your processes to fit an app builder or off-the-shelf product. It starts with a thorough requirements analysis, followed by concept, UI/UX design and tailor-made software that grows with your business. As your development partner, we stay at your side from the first idea to the app stores and beyond.
Success stories
with measurable results
GUTEFRAGE.NET / HIGHFIVVE
Largest German-language question-and-answer portal
Anyone looking for an app development agency will be delighted with Johnny Bytes. We held a workshop with gutefrage.net on the topic of apps and app SDKs and had a very in-depth and detailed exchange. The knowledge and experience that Johnny Bytes brings to the table is remarkable.
Nepomuk Seiler
JUST HEALTH GMBH
Therapy management platform for leading German cancer centres
Johnny Bytes was a complete game-changer for our digital health app. Their expertise is outstanding; they got up to speed in record time and drove our development forward with decisive technical insights. We absolutely recommend them for any complex app project.
Maximilian Roederstein
EMPOWER GMBH
World-leading provider of Microsoft Office applications
In the development of our software suite, we faced complex challenges. Johnny Bytes provided more than just strategic advice; they actively supported our development process and were decisive in its successful execution.
Stephan Kuhnert
APOTHEKE LUX 99
Leading pharmacy for medical cannabis
We wanted more than just an off-the-shelf e-prescription app; we needed a solution perfectly tailored to our pharmacy's specific workflows. Johnny Bytes' expertise in digital health was clear as they understood and executed our vision in perfect detail. The result is our very own app, which is a tremendous asset for both our customers and our team. For anyone seeking a truly custom solution, you've come to the right place.
Tobias Loder
READFY
Pioneer and leader in ad-supported e-book readers
With Readfy, up to half a million users regularly read over 130,000 ebooks for free. Johnny Bytes took over the apps for iOS and Android from our previous nearshore partner and not only brought them and the backend up to date in a very short time, but also ensured that in-app sales increased by 500%.
Philipp Ortmaier
PAGOPACE
Leading provider of NFC payment rings.
We were already able to offer our customers good hardware with our payment ring. However, Johnny Bytes helped us to build the perfect complementary software to take our product to the next level. We were kept up to date at every stage of the app development and were able to make requests immediately. With the new app, we can also sell our rings in retail stores, as customers can link their rings directly to their payment card on their cell phone.
Steffen Kirilmaz
FIRST AVENUE
#1 media house in South Tyrol
Johnny Bytes has taken over the development and support of our guest information system TIPPTHEK and migrated it to a modern and sustainable architecture in a very short time. This allows us to install TIPPTHEK in thousands of South Tyrolean accommodations and provide up to 35,000 tourists a day with personalized information about their accommodation and the surrounding area.
Michael Hölzl
STAZZLE
Innovative solutions for temporary staffing and recruitment
An agile team for whom customer satisfaction is just as important as quality, the Johnny Bytes team understands communication and requirements, asks the right questions, has a sense of humor and adheres perfectly to schedules. A strong partner that we recommend without reservation. Thank you for your support!
Tasso Mitsarakis
KOOPERATIONEN MIT HOCHSCHULEN
Innovative projects with research institutions
Together with Johnny Bytes, FH Aachen regularly conducts practice-oriented research projects as part of the Digital Lab. Most recently, prototypes for Alexa skills and AI-supported tourism solutions were created in this context. These projects are always an enrichment for our students, the university and the company.
Prof. Dr. Mathias Eggert
An app that achieves your goals
Discuss your app idea with us. You will receive an honest assessment of effort and feasibility, free of charge and without obligation.
Your personal contact
Would you rather talk to us directly and in person? Then do not hesitate to get in touch with us.
