
Peri Period Tracker
Track your menstrual cycle with this privacy-first period tracker. Log dates, predict upcoming periods, and view cycle patterns -- all data stays on your device.
Created by IraSoro
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How to Use
This is a health tracking tool for monitoring menstrual cycles. Start by entering your last period date and typical cycle length on the welcome screen. Use mouse clicks or finger taps to navigate between sections: • Home screen shows current cycle information including days until next period, pregnancy chances, and ovulation timing • Click calendar dates to log period days or symptoms • Tap "Details" to view cycle history and statistics • Use "Info" section to learn about current cycle phase and related symptoms • Access "Menu" to change themes, languages, or adjust settings The app automatically calculates: • Next period predictions based on your cycle pattern • Fertile window and ovulation dates • Average cycle and period lengths from your data • Current cycle phase with relevant health information Keep logging your periods each month for more accurate predictions. The app stores all data locally in your browser. Green days indicate fertile periods, red shows period days, and different colors represent cycle phases.