Gender Predictor

An ancient Chinese calendar meets conception-date mathematics and Gaussian probability to predict your baby's gender.

What would you like to know?

Choose your reading

Already Born
Test the algo against a baby whose gender you already know
Yet to Arrive
Predict the gender of a baby on the way
Plan a Baby
See which months give you a boy or girl
Step 01 of 02

Mother's Birthday

When did the mother first enter this world? Type or use the arrows.

Month
Day
Year
Step 02 of 02

Baby's Date

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Step 02 of 02

Planning Year

Which year are you thinking of conceiving? We'll map out every month for you.

Year
☯
THE ORACLE READS THE STARS
it's a
Conception probability breakdown
♀ GirlBoy ♂