🤰BumpMath

Your Pregnancy, Calculated

Free, accurate pregnancy calculators built by medical professionals. From due dates to kick counts — everything you need in one place.

When is your baby due?

Quick calculation — enter your last period date

Need more options? Try our full due date calculator with IVF, conception, and ultrasound methods.

Medically accurate formulas
Used by thousands of parents
100% free, no sign-up

Free Pregnancy Calculators

All tools are free, mobile-friendly, and based on medically accurate formulas.

Pregnancy Week by Week

Follow your baby's development from poppy seed to watermelon. Every week, 4 through 42.

Pregnancy Checklists

Interactive checklists that save your progress. Never forget an item.

Medical Disclaimer: BumpMath provides informational tools only. Our calculators use standard obstetric formulas but should not replace professional medical advice. Always consult your healthcare provider for personalized guidance about your pregnancy.