Menstrual Cycle Calculator — Track Your Fertility & Cycle Phases

Menstrual Cycle Calculator

Track your menstrual cycle phases, predict your fertile window, ovulation date, and next period. Perfect for fertility awareness or period planning.

Step 1: Cycle Details

28 days
5 days
14 days
Days between ovulation and next period (typically 11-16 days)

Understanding Your Cycle

A typical menstrual cycle lasts 28 days but can range from 21 to 45 days. The cycle includes menstruation, follicular phase, ovulation, and luteal phase.

Step 2: Tracking Options

3 cycles
6 days
Days around ovulation when conception is possible

Cycle Tracking Tips

Tracking your cycle helps predict ovulation and periods. For fertility tracking, monitor basal body temperature and cervical mucus changes for greater accuracy.

Menstrual Cycle Analysis

Summary
Cycle Calendar
Cycle Phases

Next Period Start Date

January 25, 2024
Based on a 28-day cycle
Ovulation Date
January 14
Fertile Window
Jan 12-17
Cycle Day Today
Day 5
Current Phase
Menstruation

Menstrual Cycle Calendar

Date Cycle Day Phase Fertility Notes

Menstrual Cycle Phases

Menstrual Phase
Days 1-5
Shedding of uterine lining
Follicular Phase
Days 6-13
Egg development
Ovulation
Day 14
Egg release
Luteal Phase
Days 15-28
Preparing for pregnancy

Consult a Healthcare Professional

For personalized medical advice about your menstrual cycle, fertility, or reproductive health, consult with a gynecologist or healthcare provider.

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