distinguish virus-carrying droplets, pollen, fungal spores, and other particles, providing detailed size and count metrics. HavaTell pairs this hardware with a mobile application that connects via Bluetooth to deliver color-coded environmental scores and particle information to smartphones. The products are intended for use in homes, workplaces, schools, and public venues to support management of respiratory risks and seasonal allergy exposure. HavaTell also publishes technical content related to automated pollen detection and air pollution assessment based on its imaging and analysis approach.