My Crystalys

My Crystalys is the solution to stay informed and communicate in the building

Join the app of your building (office or home) and enjoy many services directly from your mobile.

Witco is a simple, practical & secure application to stay informed and communicate within a building.

The application allows you to :

- follow what's happening in your building in real time, with your building's news and incidents' reporting

- to chat with other building's occupants via messenger or a forum

- benefit from services to simplify your daily life: concierge services, reservation of common areas or goods, parcel delivery and all other third party services integrated into the app.