Enter the first day of your last period and your average cycle length to estimate your fertile window, ovulation date, and next period.
Disclaimer
This Ovulation Calculator by Prime IVF Centre gives an approximate fertile window and ovulation date based on the information you enter, and is meant only as a general guide, not a medical diagnosis. It works best for women with regular menstrual cycles between 21 and 35 days; actual ovulation can shift from cycle to cycle due to stress, lifestyle, hormonal changes, and underlying fertility conditions such as PCOS. If your cycles are irregular, longer than 35 days, or you have been trying to conceive without success, we recommend booking a consultation with the fertility specialists at Prime IVF Centre for an accurate assessment and personalized treatment plan.