Welcome to WhenMyBaby!

Preconception and Pregnancy Tools!

When thinking baby - now or later - when is a must know!

Use WhenMyBaby's calculators to help plan your when dates: from conception and implantation to your nine months.

Take a Quiz!

  • Which is more common: a false negative or false positive pregnancy test?  Take >>
  • How long does it take the fertilized egg to reach the uterus?  Take >>

Expert Q & A

  • My period is late, when should I take a home pregnancy test? Answer >>