Track your menstrual cycle with Clue, the #1 doctor-recommended free period tracker app built in collaboration with top health researchers.

Haz seguimiento de tu ciclo menstrual con Clue, la aplicación #1 de seguimiento del periodo grátis recomendada por doctores, construida junto a los mejores investigadores de salud.

Monitore seu ciclo menstrual com Clue, o #1 app de calendário menstruação grátis recomendado por médicos, feito em colaboração com pesquisadores de ponta.

Clue tiene la misión de ayudarte a comprender tu cuerpo, tu menstruación, tu ovulación y mucho más. Empieza a hacer un seguimiento hoy mismo.

O Clue tem como missão te ajudar a entender seu corpo, sua menstruação, sua ovulação e muito mais. Comece a monitorar hoje mesmo.

Tracke deinen Menstruationszyklus mit Clue, der kostenlosen Periodentracker-App, die von Ärzten empfohlen und gemeinsam mit renommierten Wissenschaftlern entwickelt wird.

Rooted in science, Clue’s brand and products were born out of research and data. We continually strive to find the most accurate, forward-thinking information on menstrual and reproductive health, only sharing what we confidently believe in and can provide evidence for.

Clue is on a mission to help you understand your body, periods, ovulation, and so much more. Start tracking today.

How to use Clue. Learn how to use your Clue Plus membership for accurate menstrual cycle tracking. Our step-by-step guide shows you how to...

Suivez votre cycle menstruel avec Clue, la première application de suivi des règles gratuite recommandée par des médecins et développée en collaboration avec les meilleures équipes de recherche médicales.