User Interfaces

The value of a good user interface

Why are user interfaces important?

UI as a success factor

A good user interface (UI) is a crucial success factor for your digital product. It is a key part of the user experience and significantly influences how users perceive and interact with the product. An appealing design, intuitive and efficient operation, interaction through speech and gestures, and the integration of AR/VR are all aspects that play an important role for us.

Increase work productivity

Faster, more efficient workflows thanks to intuitive operation.

Increase user satisfaction

Applications are intuitive to understand and use.

Reduce errors and support costs

A clear and consistent UI minimises user errors, questions and issues.

Secure competitive advantages

In competitive markets, an excellent UI is a strong unique selling point.



Contact picture Markus Wingler
For us, an outstanding user interface is more than just aesthetics – it’s a powerful tool that simplifies processes, increases user satisfaction and maximises business efficiency. – Markus Wingler, Senior Software Developer




  • User-centred design
    Our designs are tailored to the needs and expectations of the user to create a more intuitive and user-friendly experience.
  • Web apps and mobile apps
    With a large number of successfully implemented projects focusing on the design and development of web and mobile applications, we have the expertise to deliver cross-platform solutions.



  • Accessibility
    We are familiar with all the important standards and guidelines for designing an accessible user interface.
  • AR / VR applications
    Our projects in the field of augmented and virtual reality offer innovative solutions for a variety of use cases.
  • Voice interfaces
    With a range of projects that utilise voice interfaces, we are takin technology interaction to a new, voice-controlled level.





Use Cases

User interfaces successfully in practice

The digital world is constantly evolving and changing. doubleSlash is at the forefront, developing the technologies of tomorrow.
Below is an overview of what we’re currently working on.

DHL Finder

Regardless of whether Packstation, postal outlet, DHL Paketshop or Paketbox: The DHL Finderhelps customers to receive and send parcels. Enhanced with a wealth of information such as opening and service times, the DHL Finder is the fastest way to the nearest DHL location – anywhere in Europe.


"Thanks to doubleSlash's HMI systems, we can present our customers with our technology hidden in the vehicle in an easily digestible way. The visualisation based on live data is immediately understood intuitively and enables us to also convince decision-makers without technical background of our products."

– Volker Vogel // Project Manager for Networked Functions Complete Vehicle // ZF Friedrichshafen AG

Secure Password Share

Secure Password Share is our web tool for sending passwords in a simple and secure way. The secure password exchange leaves no traces in emails and chat histories and thus significantly increases the security of your company. Have we sparked your interest?

Our expertise

doubleSlash is your partner for modern user interfaces

  • Future-proof frameworks, such as Angular in combination with TypeScript.

  • Suitable technology stacks for easy maintenance and cost-effective enhancement of the web frontend. 

  • Responsive web design and a creative user interface (UI) for an optimal user experience (UX).



Our experts develop for you

  • Using agile methodologies or the traditional waterfall model.

  • With modern open-source and cloud technologies for maximum cost efficiency.

  • Leveraging many years of diverse project experience in developing modern front ends and web apps.

Our customers for user interfaces





Your contact for user interfaces

Anything you’d like to ask us about user interfaces? Interested in knowing more about the technology stacks we use?



Frontend & Design-Wissen von Profis

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