Best 9 Online Ovulation Calendar and Calculator to Track your Period

If you want to track your period and fertility cycle, you are in the right place. In the past, women used to track their ovulation cycle manually. Even today, women from all across the globe are using manual techniques to keep track of their ovulation and also to track periods. But they can easily use Online Ovulation Calendar and calculator.

First, we will tell you about the signs of ovulation which you can manually keep an eye on. 

1. You can track ovulation by checking out the rise in your basal temperature. When your body is ovulating, you are going to see one to two degrees rise in temperature. You can use a thermometer to check your basal temperature.

2. You can check these levels with the help of a home ovulation kit.

3. Cervical mucus and vaginal discharge is also a sign of ovulation.

4. If you feel tenderness in your breast, it is also a common sign of ovulation. 

5. Bloating is also common during the fertility window. 

6. Light spotting is another common sign you have to look for to track the ovulation period. 

7. Cramping or slight pain in your abdominal sides is also a sign of ovulation.

8. Mood swings for no reason are also a common sign of a fertile window, especially in young women.

Best 9 online Period and ovulation calendars

These are some of the manual ways you can easily find out whether your body is fertile or not. But here, you should know that these manual tricks cannot always get you accurate results. If you want to get pregnant or avoid getting pregnant, you need to know your precise ovulation cycle. However, today you have online ovulation calendars and ovulation calculators that can help you track and monitor your periods and fertility windows. 

There are more than hundreds of different ovulation calendar tools and applications on the web, but here in this post, we will only tell you about the top-rated and most used utilities. So without any delay, let us dig into the details of the best fertility calculator.


If you are searching for an error-free ovulation calendar, we would suggest you try this ovulation calculator site. We recommend using this ovulation calendar by as it is both free and very easy to use. Even a person with no prior experience can utilize this tool without putting much effort. With the help of this ovulation calculator, you can find out your exact fertile days. Having intercourse on your most fertile days increases your chances of conceiving, and at the same time, if you avoid having sex at this time, you can avoid getting pregnant. 

The use of the ovulation calendar is easy; you just have to enter the first day of your last period cycle and then insert the average length of the cycle. You can also input the luteal phase length as an option. Once you enter all the required details, you must click on the ‘calculate’ button. The tool would calculate your fertility window and highlight those days in the calendar. You can use this utility online via its website source or install its application version on your smartphone.

2. Ovulation Calculator by

This ovulation calculator is also easy to use, so you need to try it out. If you are looking for a simple and easy solution to find the fertility window, you need to use this one. In this advanced ovulation calculator, you have to enter the first date of your last menstrual cycle. The tool can calculate ovulation window, exact ovulation date, last period date, fertility period, next period date, intercourse window, pregnancy test day, and much more. 

3. Ovulation Calculator by

This is another option you can use to find out your ovulation cycle. If you want to boost your chances of conceiving, then you need to try out this digital calendar. The working procedure of this tool is quite similar to the ones we have already discussed. You need to provide information about your cycle length and last period cycle. Based on this information, you can easily find details about your ovulation days. Not only has this, but the tool also provided you with tips that would help you get pregnant fast. Some of the recommendations include having sex at the right time, taking a prenatal vitamin, and getting enough sleep.

4. Ovulation Calendar by

This is one of the most famous websites when it comes to tracking your pregnancy and the age of your fetus. In the past, this site was only used to monitor your baby’s progress. But today, you have the ovulation calendar on this site that can help you find out your fertile days. The fertile day’s calculator is very easy to use and can get accurate results. Now you must know that other than the ovulation calendar, you are going to find out tips to get pregnant, and you are also going to find out some symptoms that you have to note around the week highlighted in the calendar. The tool is very easy to use, and it is best for younger women who want virtual support in their pregnancy journey.

5. Ovulation calculator by

This is another Online Ovulation Calendar and pregnancy-related website that can help you calculate fertility days in no time at all. Here you should know that this calculator is best for younger women who are looking for a simple utility to help them get pregnant. This ovulation calendar is based online, so you would need a browser and a strong web connection to use this tool. You can use this tool on any device you want if you have both a browser and a strong connection. While using this tool, you must note that the results generated by the fertile window calculator are estimated and can vary for each woman based on their age, period cycle, and other factors. 

6. Ovulation calculator by women’s health

This is another easy-to-use ovulation calendar. The best thing about this calculator is it is easy to understanding interface. If you want a simple and straightforward tool, you need to try this tool. This ovulation calendar and ovulation calculator provide you with an estimated period when your body would be fertile. Before using this tool, you need to understand that the days counted by the device are not always accurate and do not guarantee a pregnancy or avoid getting pregnant. Every woman has different factors which change and affect the cycle of fertility. The tool can tell you about the days when your body might be fertile. If you want to get pregnant, you should also consult your doctor or nurse. 

7. Ovulation calendar by

You can try this ovulation day calculator to know your most fertile days. The tool can tell you when your body likely would ovulate. The tool would ask you about your period cycle details. You need to enter the first day of your last period and the average days of your cycle. The best thing about this ovulation calendar is that you can get over 90% accurate results with this tool. If you don’t understand how ovulation is calculated, you should visit this site. The device can tell you about your ovulation cycle, from which you can easily calculate your most fertile days. 

8. Ovulation calendar by

This is another website that can help you find out your fertility window. The ovulation calendar lets you find out your most fertile time in the month. This information is vital if you want to get pregnant or avoid conceiving. If you are pregnant, you can also use this website to calculate your estimated due date or the day you conceived. This website is home to multiple ovulation and pregnancy-related utilities. 

9. Ovulation calculator by

This ovulation calendar site is also a well-reputed option that you can find online. The site tells you when and how to use an ovulation calculator and also provides you with tips that would help you enter motherhood. The fertility calculator by this site is quite simple and easy to use. You don’t have to predict your fertile window anymore. You can get detailed results about your period cycle, pregnancy cycle, and other relevant things. The tool is free to use and is best for mothers of all ages. You can use this tool online via the website or get its app version on the play store of your mobile.

Final Thought

Your prudent calculation can make you more protective. So use the trackers very carefully.

Hawlader's passion for technology has driven him to be an avid writer for over 16 years. His vast knowledge of the Windows and Android operating systems is a testament to his proficiency in the field. In addition to his expertise in open source software, he also possesses an extensive understanding of the open-source platform, making him a valuable resource for technology enthusiasts. His contributions to FossGuru writers with research-based articles have helped readers to stay up-to-date with the latest trends in the tech industry. Furthermore, Hawlader's curiosity for scientific breakthroughs has led him to be a keen reader of science blogs, keeping him informed about the latest developments in the field.

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