Period Tracker: Cycle Calendar

Period Tracker helps you understand your body, one cycle at a time. Log your period in a single tap and get clear predictions for your next period, fertile window and ovulation, in a calm, beautiful design.

🌸 SMART PREDICTIONS
• Next period, fertile window and ovulation predicted for you
• Predictions learn from your recent cycles and get better over time
• Clear cycle ring on the Today screen: cycle day, phase and days to go
• Chance of pregnancy for each day

📅 CYCLE CALENDAR
• See period, predicted, fertile and ovulation days in soft colors
• Edit past periods right from the calendar
• Months at a glance, easy to scroll

📝 DAILY LOG
• Flow, symptoms, moods and notes
• Fertility signs: ovulation tests, cervical mucus, cervix position
• Basal body temperature, weight and water
• Intimacy and pregnancy tests

📊 INSIGHTS & CHARTS
• Average cycle and period length, variation and regularity
• Cycle history for every cycle
• Basal temperature chart that helps confirm ovulation
• Weight & BMI chart, top symptoms

💊 BIRTH CONTROL & PREGNANCY
• Pill tracking with pack and pill-free days
• Pregnancy mode with week-by-week progress and due date

⏰ REMINDERS
• Period, fertile window and ovulation reminders
• Pill, daily log and drink water reminders
• Discreet notifications that hide what the reminder is about

🔒 PRIVATE BY DESIGN
• No sign-up, no account
• Your cycle data is stored on your phone, not on our servers
• Passcode lock with fingerprint or face unlock
• Backup file (optionally password-encrypted) to move to a new phone

✨ MADE TO FEEL GOOD
• Glassy iOS-style design with light and dark themes
• 4 app icons to choose from
• Multiple profiles for you and your family
• Available in English, Vietnamese, Spanish, Portuguese, Indonesian and Hindi

Period Tracker is free with ads. Remove ads forever with a one-time purchase.

⚠️ Important: Period Tracker is for informational purposes only. It is not a medical device, and it must not be used as a method of contraception or to diagnose or treat any condition. Predictions are estimates. Always talk to your doctor about your health.