Ovulation Calculator removes the guess work by predicting exactly when you're ovulating

In fact, women who use our predictions get pregnant in 58 days vs the national average of 180 days

1 Tell us your cycle 2 Tell us about you 3 Get accurate predictions
4.5 / 5 - Average User Rating
(Based on 3,774 Ratings for OvulationCalculator.com)
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Some of Our Reviews

I felt like I had a doctor guiding me personally every step of the way. I'm pregnant and feel like I owe a huge part of the success to Ovulation Calculator's predictions. Thanks a million!!
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Just found out I'm pregnant after 3 cycles. The other ovulation websites missed my fertile window completely. thank you ovulation calculator.
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It's been amazing
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Knowledge is Power

Increase your fertility awareness and optimize your chances of getting pregnant faster

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