Menstrual Cycle Calculator
Every woman experiences a unique menstrual cycle, and understanding it is key to maintaining reproductive health and overall well-being. Our Menstrual Cycle Calculator is designed to make this easier by helping you track your periods, predict ovulation days, and plan around important dates. Whether your goal is to manage PMS symptoms, improve cycle regularity, or better understand your fertility patterns, this tool provides a clear and reliable calendar view of your menstrual cycle.
Menstrual Cycle Calculator
Track your cycle, ovulation & fertile window
28
days
2128 avg3545
5
days
135 avg710
Current Phase
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—
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of cycle
Today
Day 1
Day 28
Next Period
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Days Until Period
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Fertile Window
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Ovulation
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Period
Follicular
Fertile
Peak
Ovulation
Luteal
Current Cycle Calendar
6-Month Forecast
Predictions are based on average cycle patterns. Individual cycles can vary. Consult a healthcare provider for medical advice.