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Case study 01 · Augmented reality app

Signal AR

How did we put art in augmented reality?

Client
Signal Festival
Role
Lead UX designer
Year
2021
Team
My team, working with artists such as Jan Kaláb
  • UX/UI design
  • Research
  • User testing
  • Quality assurance
  • Figma
Augmented reality artwork Visitors by Longyi floating above the park at Karlínské náměstí in Prague

Impact

visitors have experienced Signal AR so far, and counting
5,000+
augmented reality project in the history of the festival
1st

01

The project

This was Signal Festival's very first experiment with augmented reality. The idea was to let art come alive in the streets of Prague through the screen of your phone, even in broad daylight.

02

My role

As the lead UX designer, I started with research and competitor benchmarking. From there I moved through paper sketches and layout tests to find the smoothest possible flow.

03

Key UX challenges

  • Location-based AR

    Every artwork is tied to a specific place in Prague and unlocks when you scan its Signal marker on site.

  • Edge cases

    People walking between exhibitions with the app still open, and GPS lag in the middle of the city.

  • Onboarding

    A short slideshow tutorial for first-time users, validated through user testing.

Onboarding

Four slides explain what you will see, how it works, how to share it and when to put your headphones on.

  • Onboarding slide asking what you will see with Signal AR
    What will you see?
  • Onboarding slide explaining how to find a Signal marker and scan it
    How does it work?
  • Onboarding slide inviting visitors to record and share the experience
    Share it with friends
  • Final onboarding slide with a button to open the AR view
    Ready to start

04

Enhancing the experience

  • Sound and music

    Every piece has its own sound. The app tells you when to put your headphones on and reminds you to stay aware of your surroundings.

  • Audio feedback

    Subtle sounds while you scan a marker let you know the app is calibrating the 3D scene.

In the app

Clear, calm states for the moments when the app needs a little time or a little attention.

  • In-app prompt recommending headphones and reminding visitors to be careful
    Headphones on, eyes open
  • In-app loading state while the app finds the visitor's location
    Finding your location

The artworks

  • Augmented reality artwork Visitors by Longyi floating above the park at Karlínské náměstí in Prague
    Visitors by Longyi, Karlínské náměstí
  • Colourful AR characters from the XY artwork by AOKU sitting on stones in front of Danube House
    XY by AOKU, Danube House
  • Mechanical Galaxy by Jan Kaláb, golden and blue AR spheres floating in front of a historic building on Lyčkovo náměstí
    Mechanical Galaxy by Jan Kaláb, Lyčkovo náměstí

05

Outcome

Over 5,000 visitors have experienced Signal AR so far, and the number keeps growing.

Explore more

Key takeaway

Cutting-edge technology has to be balanced with clear onboarding, safety and the technical edge cases of the real world.

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