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App-Entwicklung

App development for mobile, Windows and web

Whether it's an app for your customers, a tool for your team or a desktop application: we develop apps that run reliably on your users' devices and support you from the idea to day-to-day operation.

Discuss your app idea Book a free consultation

Types of apps

  • Mobile apps for iOS and Android, developed cross-platform
  • Windows and desktop applications with access to local files, printers or devices
  • Web apps and progressive web apps that run in the browser – see web development

From idea to release

  1. Sharpen the idea and define the first version.
  2. Concept and clickable design.
  3. Development including integrations with your website or JDS Management.
  4. Testing on real devices.
  5. Store release or rollout, followed by optional maintenance.

Frequently asked questions

What does an app cost?

It depends on scope, platforms and integrations. We recommend starting with a lean first version; you receive a written offer after the initial consultation.

Do you also maintain the app?

Yes – updates for new OS versions, bug fixes and new features on request.

By region

App development for mobile, Windows and web – Germany · App development for mobile, Windows and web – Austria · App development for mobile, Windows and web – Switzerland

Related services

How much does app development cost?How much does it cost to have an app developed? The main cost factors – platform, features, backend, store fees and maintenance – and how to save with an MVP or web app. Web development for custom web applicationsWeb development by Joel Digitals: custom web applications, customer portals, booking systems and integrations built with Python and Django – for businesses in Germany, Austria and Switzerland. Process automation & AI automationProcess automation with Python, APIs and AI: Joel Digitals automates repetitive workflows in office, sales and administration – from Saarland for SMEs across Germany.

Let's talk about your project

Joel Digitals · Niederwiesstraße 20 · 66822 Lebach · +49 1525 3480270

Send an enquiry Discuss your app idea