iopool is a Belgian company based in Liège providing a complete pool cleaning solution including: “Eco” a sensor placed in the pool and connected to “io” a mobile app that informs the customers about the quality of the water. When chemicals are needed, you can order them directly on


I have created a set of user interface illustrations and icons for “io” the mobile app, to guide and help the customers, connect the app to the sensor, setting up their pool, etc .