trackle GmbH is a MedTech Startup in Bonn, Germany. We develop, produce and sell a sensor system that women use to track their cylce and indentify their individual fertility window. The trackle offers women a reliable, user-friendly and hormone-free system to better understand their bodies and make conscious decisions about their fertility. Based on the symptothermal method, trackle makes fertility management easy and safe. The combination of a temperature sensor worn intravaginally at night and an app for recording other symptoms enables women of all ages to support their desire to have children or to use hormone-free contraception. Is it a fertile or non-fertile day? Find out with trackle! trackle GmbH is officially certified as a manufacturer of a class 2b medical device.