Clue Period & Ovulation Tracker is a science-packed health and period tracker designed to decode your menstrual cycle in every life stage – from your first period to hormonal changes, conception, pregnancy, and even perimenopause. Clue’s period tracker helps you understand your body's unique rhythm, offering deep insights into your menstrual cycle, mental health, PMS, and fertility with advanced ovulation predictions and birth control tracking. Your health data is protected with Clue under the world’s strictest data privacy standards (the EU GDPR), so you always stay in control. ??? Period Tracker for Menstrual Cycle Tracking • Clue’s smart algorithm powers a reliable period tracker with accurate predictions for your period, PMS, ovulation, and more. • Plan your life better with Clue’s period calendar, ovulation calculator, and fertility tools. • Use Clue as your daily period tracker to monitor 200+ factors like mood, energy, sleep, and mental health—a...