Istya

Health-Conscious Market, Crowded Space

Based in Paris, Istya is a software solution that helps businesses and communities measure indoor air pollution. In this ultra-competitive market, winning meant the product had to be distinct and built around clarity and ease of use. The SAAS audit revealed the opposite: cluttered data and heavy jargon hurt user retention, causing users to disengage.Through user insights and repeated testing, I reshaped the interface around clarity and speed—simplifying information, surfacing what matters most, and helping users take confident, informed action.