Clue serves as a comprehensive menstrual and pregnancy companion, combining scientific research with guidance from fertility specialists to empower users in understanding their reproductive health. The application enables individuals to monitor their bodies and align their daily lives with their natural hormonal rhythms. Beyond functioning as a simple menstrual diary, Clue operates as an ovulation monitoring tool and reproductive calendar that accompanies users through every phase of their cycle. Established and managed by women, the platform prioritizes safety and inclusivity while remaining grounded exclusively in scientific evidence. Users can rely on Clue as their dedicated menstrual calendar, ovulation monitoring system, and supportive fertility companion.

Clue Period Tracking gives individuals the tools to develop deep knowledge of their own physiology, offering over one hundred distinct tracking options that cover contraception methods, ovulation discomfort, premenstrual symptoms, and bleeding intensity. By consistently logging data within the application, users enable Clue to deliver increasingly precise predictions regarding upcoming menstruation, recognize recurring trends in their reproductive cycle, and generate meaningful observations suitable for consultation with gynecological specialists to enhance medical outcomes. The platform also streamlines ovulation monitoring by eliminating the need for basal body temperature measurements while still delivering dependable fertility forecasts.

Clue offers comprehensive pregnancy assistance with detailed weekly guidance throughout your journey. Expecting mothers can utilize the due date calculator to establish their countdown and receive personalized week-by-week updates. The platform delivers curated pregnancy highlights featuring professional recommendations from certified nurse midwives. With a Clue Plus membership, users gain complete access to the full suite of Clue features, including the period tracking module, personalized ovulation calculator, and all pregnancy-related functionalities. The premium subscription provides six months of advanced forecasting for ovulation cycles, fertile windows, and menstrual periods, along with educational content, practical guidance, and responses to reproductive health inquiries from medical experts. Clue Pregnancy Mode offers an interactive weekly calendar tracking your entire pregnancy progression.

Clue serves as a user-friendly menstrual cycle tracking application that enables individuals to customize their period monitoring, schedule activities around menstruation, ovulation, and fertility windows, and gain insights into the biological processes of their cycles through comprehensive health articles covering topics such as sexual health, PCOS, fertility, and pregnancy, all produced by Clue's dedicated in-house Science Team.