When a woman prepares to conceive, knowing her own unique ovulation cycle is a critical step for making the whole TTC process smoother and more efficient. However, once she starts doing some research, there’s usually a struggle. Various kinds of ovulation predictors, calendars, calculators, trackers and monitors can really make the already confusing preconception preparation even tougher. The most popular options are ovulation calendars and fertility monitors, and both have its endorsers. To select the one that fits your needs, you have to understand how they work first.


Ovulation Calendar/ Ovulation Calculator

Prestigious websites, such as Baby Center, and many fertility apps offer a free ovulation calendar to help predict ovulation range easily. Users can quickly know their fertility status by just inputting the data of their menstrual cycle or basal body temperature.

If you are sure that you have regular ovulation cycle and have healthy fertility condition, ovulation calendar is good enough for you to see the rough range of your fertile time. However, most people who are trying to get pregnant have no clue about their fertility condition. In this case, calculating ovulation by menstrual cycle and basal body temperature does not seem a reliable plan.

Having periods or body temperature changes does not guarantee you have regular ovulation. Chances are that you have irregular ovulation cycle or, even worse, fertility diseases which ovulation calendar can’t help you detect. Ovulation calendar is a simple tool to assist you in ovulation calculation yet only for people who already know your body very well.


Fertility Monitor/ Ovulation Testers

Fertility monitor is a more precise choice to calculate fertile days. Urine and saliva ovulation monitor use different ways to directly test a woman’s hormone changes in order to give users an accurate ovulation prediction. [Learn the comparison of these two options here]

Compared to the other option, fertility monitors are more costly and more complicated because a user needs to take some bodily samples for the test. However, it can point out whether and when you are ovulating. In some cases, tracking ovulation can also be a way to exam infertility disease or other diseases that can affect your ovulation, like Thyroid diseases. Some OPKs, such as KNOWHEN® Saliva Ovulation Monitor, even offer a free tracking app to record the tests. The report is presently saved in the cloud and could be a significant data for doctors to find out the reason of infertility.

Learn more about KNOWHEN® Saliva Ovulation Monitor’s features on the product page.