Know Your Cycle Period Tracker

Know Your Cycle is a gentle, pretty period tracker and menstrual cycle calendar that helps you understand your body, not just count days. Log your period in two taps, tap how you feel with colourful mood emojis, and see your estimated next period, your cycle length and your patterns over time. PERIOD TRACKER AND CYCLE CALENDAR • Log period start, flow (light to super heavy), spotting and period end • Clear calendar of past periods, estimated next period and estimated fertile window • Day-of-cycle ring on your home screen: "2 more days of your period" • Cycle length, period length and variation in simple charts MOOD TRACKER • 35+ moods with emojis: happy, calm, anxious, irritable, tired, grateful and more • Pick several at once, search, hide the ones you never use, add your own • See how mood changes across your cycle SYMPTOM TRACKER AND PMS DIARY • Cramps, bloating, headache, back pain, breast tenderness, acne, nausea, fatigue and 20+ more • Rate each one mild, moderate or severe • Track PMS symptoms, pain, digestion, skin, hair, discharge, cravings and energy TRACK WHAT MATTERS TO YOU • Sleep, water, exercise, meditation, weight, temperature and notes • Medicine and vitamin diary, tests, appointments, birth control reminders • Pregnancy and menopause modes you switch on in one tap • Choose exactly which sections show, and reorder them SMART PERIOD REMINDERS • Period coming soon, fertile window (estimated), daily log, water, sleep and custom reminders • Discreet notification text so nothing private shows on your lock screen SHARE WITH A PARTNER, ON YOUR TERMS • Invite a partner with a one-time code • You choose what they see, item by item, and you can stop any time without telling them • Sensitive sections can never be shared PRIVATE BY DESIGN • Your data is encrypted on your phone • Optional app lock with PIN or fingerprint • Export or delete everything whenever you like NEVER LOSE YOUR DATA • Sign in with Google or an email code and your history is backed up • New phone? Restore everything in a minute • Backups are encrypted in transit and at rest Know Your Cycle is for tracking and information only. Predictions are estimates based on your own history and are not medical advice, a diagnosis, or a way to prevent or plan pregnancy. Talk to a doctor about changes in your health.