Ovulation Calculator

Ovulation Calculator is very helpful to know about ovulation dates.The Ovulation Calculator can estimate a pregnancy schedule based on the provided due date, last period date, ultrasound date, conception date, or IVF transfer date.

Pregnancy Calculator

Calculate ovulation

First day of your last period

Length of your cycle

To use the calculator simply select one of the following
1. LMP

OR you may, in the bottom drop box of the calculator, enter the date of a previous ultrasound and foetal age at that scan if the patients EDD was not reported. The dates at which you should book your scans will automatically be displayed.You can also find out how many weeks pregnant a patient will be on a particular date by selecting a date between the patients LMP and EDD in the second last drop down box after you have performed the initial calculations.Should you enter a date incorrectly or have a new calculation REFRESHING the web page will clear previous calculations.

Ovulation Calculator Report

  • Days of expected ovulation
  •  Fertile
  • Start of new cycle


The information provide by this calculator is not a diagnosis. The calculations that are provided are an estimate based on averages and that the EDD provided by the patients’ health care provider is the best date to use. This site is not responsible for incorrect usage of this calculator or incorrect booking times based on information provided by this calculator.