Calculators
A bunch of really awesome calculators for trying to conceive women

Pregnancy test timing calculator
When should you start testing for pregnancy? You want to know as early as possible, but when is that? Use this calculator to help you decide when to take your first home pregnancy test.

Probability of pregnancy calculator
See how the signs and symptoms you experience affect your odds of being pregnant. Enter the signs and symtpms you experienced from 10 to 14 DPO and see how it increases or decreases your probability of pregnancy.

Implantation calculator
Implantation is the beginning of pregnancy at which stage the embryo adheres to the wall of the uterus. Use this calculator to find the most likely date range for implantation based on your cycle.

Intercourse timing calculator
Use this calculator to find the best times to have intercourse when trying to get pregnant. Your results will be based on your cycle and will show a variety of intercourse timing schedules (including natural gender selection methods) to consider when trying to become pregnant.

Due date calculator
Not your average due date calculator! Get all the dates associated with your pregnancy. Find out the due date, first heartbeat, anatomy/gender ultrasound, when you may need to consider maternity clothing and more!

Cycle length calculator
Enter the first day of your last few menstrual periods to view your shortest and longest cycles and to calculate your average cycle length and most common cycle length.

Ovulation calculator
Using our ovulation calculator can help you pinpoint when it is best to try to get pregnant by predicting your most fertile days.

Chinese gender predictor
The Chinese Gender Calendar is considered one of the oldest methods for predicting the gender of an unborn baby. It is also one of the simplest, where the only necessary information is the mother's age at conception and the month of conception.

Beta hCG doubling calculator
Calculate the doubling time of two beta hCG blood test results by entering the dates and times of the blood tests and the beta hCG level for each.

Spotting & probability of pregnancy calculator
Calculate your probability of pregnancy (%) based on recent luteal phase spotting. Use this calculator to see how the spotting you experience increases or decreases your odds of being pregnant.

Age & fertility calculator
How does your age affect your fertility? Calculate the probability of pregnancy and view the common risks associated to pregnancy based on your age.