• Trying
    To Conceive?

    Do you know the right day?

    Recent study of the New York Advanced Fertility Services shows that women who had been trying to get pregnant for years, did conceive at the first attempt by using the KNOWHEN® Saliva Fertility Monitor

    Watch Instructional Video

  • Introducing
    your friend, Eva

    Eva lets you KNOWHEN®

    The KNOWHEN® Saliva Fertility Kit and APP have been uniquely designed to allow women to easily and accurately find out when they are ovulating.

    readmore.png Watch Eva iBook

  • Family

    Keep it simple and natural

    KNOWHEN® is revolutionizing the world of women’s health by giving women the power to understand and control their fertility cycles. KNOWHEN® can help you to get pregnant faster or to avoid unplanned pregnancy.

    Watch Instructional Video

  • Dear

    A Word from Helen, CEO & Founder

    "My promise to you is that KNOWHEN® will change your life and unlock the secret of your unique fertility cycle... "

    Read More

  • Every woman
    should know

    When is the best time to have sex

    The KNOWHEN® Saliva Fertility Monitor is the only US Clinically tested, and FDA cleared product to let you know when to conceive.

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The Natural Solution to Family Planning

Would you like to know whether you can conceive and when would be the best time to do that? Thanks to the development of a simple, easy-to-use device, now you can. Let KNOWHEN® help you predict your fertility cycles accurately, efficiently, and naturally.

Who Benefits from Using KNOWHEN®?

You benefit from using the KNOWHEN® if you:

  • are trying to conceive and want to increase your chances of conceiving
  • want to take control of your personal fertility
  • are looking for a more convenient, simple and accurate method to predict pregnancy and monitor your ovulation cycle
  • prefer a natural way to monitor the regular menstrual cycle
  • are a couple who want to enjoy their sex life naturally without fear of conception
  • have irregular menstrual cycle
  • are premenopausal women who don't want a surprise pregnancy
  • prefer "Freedom of Choice and Peace of Mind" when it comes to family planning

Learn More

Blog Articles

Fate after an Ovulation monitor

The choices we make in our live are often less a product of our singular desires...

Foods for Better Sex

What to eat to amp up your sex drive.

Male Fertlity Gene

Scientists have found a gene that can also have ties to male fertility.

Unlock your Secret Fertility Code

Ovulation could occur as often as twice a month, and as little as every 10 months.

Fertility Issues in Uganda

At 6.1 births per woman, Uganda currently has the 6th highest birth rate in the world.

Personality Affecting Fertility

Mindset and outlook are crucial to conceiving.


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Meet Our Doctor

  • Meet Dr. Hugh Melnick

    Dr. Hugh Melnick, MD , is a leader in the field of infertility treatment helping thousands of couples conceive in a supportive environment combining the best of medical science with empathy and compassion. Dr. Melnick served as Director of the Endocrinology Clinic at Lenox Hill Hospital in New York City ...

    See More
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