LisNav is an app that merges Augmented Reality (AR) with Artificial Intelligence (AI) tailored specifically to empower and enhance the lives of the visually impaired.

We believe that everyone deserves to experience the wonders of the world, regardless of their visual abilities. That's why we are proud to introduce LisNav, a groundbreaking solution that merges Augmented Reality (AR) with Artificial Intelligence (AI), tailored specifically to empower and enhance the lives of the visually impaired. Our innovative AR and AI technology acts as your eyes, enabling you to perceive the world like never before. Through this app, you will be immersed in an augmented environment that provides real-time audio descriptions that transforms your surroundings into a rich tapestry of information and accessibility.

Leveraging Open data

This solution uses publicly available datasets to inform audio-described content in the city. Further, it has the capability to embed user information referring to points of interest identified and added by the local community. With LisNav, you will be able to move freely and confidently through both familiar and unfamiliar environments with the assistance of our AR and AI system.

Leveraging Open data

Audio Description

Audio assisted environmental information is transmitted using stereo output with the intent to facilitate understanding of directions when outdoors. The system is compatible with the device embedded audio output speaker and external audio peripherals. Experience the freedom, confidence, and limitless opportunities that await you with our groundbreaking AR and AI solution for the visually impaired.

Guided Audio

Download on the App Store
Get it on Google Play

Tackling SDGs

This tool aids addressing the Sustainable Development Goals (SDGs) issued by the United Nations by tackling:

  • Goal 3. Ensure healthy lives and promote well-being for all at all ages.
  • Goal 8. Promote sustained, inclusive and sustainable economic growth, full and productive employment and decent work for all.
  • Goal 10. Reduce inequality within and among countries.
  • Goal 11. Make cities and human settlements inclusive, safe, resilient and sustainable.

Sustainable Development Goals

Urban Innovative Action

LisNav is part of VoxPop , an innovative project that aims to foster the digital transition of the mobility sector in Portugal, through a process of change based on the 3 main vectors of digital transformation: People, Processes and Technology.


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Get in touch!

Dr. Llogari Casas and Professor Kenny Mitchell co-founded 3FINERY LTD with a host of top notch advisors and partners. We are an independent spinout of Edinburgh Napier University in the context of more than 7 years of research on advanced audio and visual immersive avatar communication technologies. If you would like to find out more about how we can help you and your business, please get in touch with us.