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Period Privacy First app just got more improvements! Thank you for using it!
Private period tracker. No account, no cloud. Your data stays on your phone.
Period Diary is a private, easy-to-use period and cycle tracker designed to help you understand your body without giving up your privacy. No account required. No sign-up. No cloud storage of your logs. Your data NEVER leaves your phone. Track your cycle with confidence: Log period dates and cycle length Track daily flow, symptoms, mood, and notes View ovulation day and fertile window predictions Use a calendar to see your cycle timeline at a glance Set reminders for upcoming period and ovulation days Why users choose Period Diary: Privacy-first menstrual tracking Quick and simple daily logging Clear, practical cycle insights Local data storage on your device Built for long-term cycle awareness Whether you are tracking for planning, symptom awareness, or everyday health, Period Diary gives you the features you need in a clean and focused app. Privacy-first, always: No account needed No personal data profile required No sharing health logs with third parties Your cycle data stays on your phone Optional premium features may include advanced insights, personalized predictions, and an ad-free experience.