15 Best Free Pregnancy Calculator Online Websites

Here is a list of the best free pregnancy calculator online websites. An online pregnancy calculator can help you find your estimated due date of the pregnancy. The due date can be estimated in multiple ways. One can determine the due date from the last period, conception, date, Ultrasound, etc.

I’m covering 15 free websites where you can use a pregnancy calculator online. Each website offers one or more ways to estimate the due date. It gives you insight into the pregnancy period and finds the current week of the pregnancy. Some websites also estimate the date of conception, the date of ovulation, the date of Fertilization, etc. These websites generate a pregnancy calendar where you can check all the important weeks and days of the pregnancy. Along with the dates and calendar, you also get important information and links to the helpful articles covering your current and the weeks of the pregnancy.

My Favorite Pregnancy Calculator Online

Pregnancy Due Date Calculator is my favorite pregnancy calculator online. This calculator calculates the estimated due date and the current week of the pregnancy. My favorite feature of this calculator is that it gives you a week-by-week breakdown of the pregnancy period. This gives you a quick insight into each week where you get to know what’s happening with your body and baby. Each week further links to articles where you can get more information and tips. This calculator estimates the due date based on the last period and conception date. In the case of Ultrasound, IVF, etc, you can explore other calculators on the list.

You can also check out our lists of the best free Health Symptom Checker Services, Online Wheel of Life Websites, and Nutrition Calculator App For Android.

Pregnancy Due Date Calculator

Pregnancy Due Date Calculator is a free pregnancy calculator that you can use online. This simple calculator can help you find the date on which your baby is due. It can find that either by last period, conception date, or due date. Once you filled in the information, it shows the baby’s due date and estimates the date of conception based on that. It also shows in which week of pregnancy you are at the moment. Along with that, it shows your pregnancy progress by percentage. This is followed by a breakdown of weekly developments of the entire pregnancy period. It shows what happens each week and marks the dates of your week. Each week also includes links to full posts where you can get more details.

Highlights:

• Calculates pregnancy based on Last Period, Conception Date, or Due Date.
• Shows the baby due date, pregnancy period, and estimated date of conception.
• Shows pregnancy progress with a breakdown of weekly development.

Due Date Calculator

Due Date Calculator is a free online pregnancy calculator. This calculator can help you determine your pregnancy time based on last period, conception date, IVF, or Ultrasound. You just have to select a method of your choice and enter the required details. After that, it shows the due date on the screen. It also plots a pregnancy timeline and highlights your current position on that timeline. Then it shows your current week of pregnancy along with the highlight of the week. Apart from that, this website also gives basic astrological info about the baby such as zodiac sign, birthstone, etc.

Highlights:

• Calculates pregnancy based on Last Period, Conception Date, IVF, or Ultrasound.
• Shows the baby’s due date and pregnancy timeline.
• Finds the current pregnancy week and highlights of that week.
• Gives other astrological info about the baby along with links to other related articles.

Pregnancy Calculator and Calendar

Pregnancy Calculator and Calendar is a combination of two tools into one. In this calculator, you can find your due date based on the last period, due date, connection date, Ultrasound, or IVF. When you enter any of those details, it shows the estimated due date along with information like date of fertilization, delivery term, fetus moment, etc. While inserting your information in the calculator, you can also select the type of calendar you want to make. It can make a weekly counter, daily counter, fetal weight, and more. This way, you can get a personalized calendar of your pregnancy with important dates and information.

Highlights:

• Calculates pregnancy based on Last Period, Conception Date, Due Date, IVF, or Ultrasound.
• Shows the Due Date, Date of Fertilization, and delivery term.
• Makes a pregnancy calendar with pregnancy period, current week, and important events.

Pregnancy Calculator

Pregnancy Calculator is a free tool by Calculator.net. This calculator can help you find various information about pregnancy. All you have to do is pick a method of calculation and insert your details. You can find the pregnancy based on the last period, conception date, due date, IVF, or Ultrasound. When you do that, it shows the due date, current week of the pregnancy, likely conceived date, and pregnancy progress so far. It also shows a sheet of all 42 weeks of progeny where it shows your important milestones.

Highlights:

• Calculates pregnancy based on Last Period, Conception Date, Due Date, IVF, or Ultrasound.
• Shows the baby’s due date, current week of the pregnancy, and likely conceived date.
• Gives a 42 weeks table of pregnancy marking important milestones of the weeks.

Pregnancy Due Date Calculator

Pregnancy Due Date Calculator is a free website that you can use to find the due date. This is a simple calculator where you can calculate pregnancy based on the last period, conception date, or due date. Based on the input information, it shows the due date of the baby and the current week of the pregnancy. This information is followed by a pregnancy timeline where you can see the weekly highlight of the pregnancy. Apart from that this website shows fun facts about the baby based on the expected birth date. This includes zodiac sign, birth stone, etc.

Highlights:

• Calculates pregnancy based on Last Period, Conception Date, or Due Date.
• Shows the baby’s due date, current week of pregnancy, and pregnancy timeline.
• It also includes fun facts about the baby based on the expected birth date.

Due Date Calculator

Due Date Calculator is another free online pregnancy calculator. You can use this calculator to find out your pregnancy date. For that, you have to enter your last period or known conception date. Based on that information, it calculates the due date. Along with the due date, it also shows the pregnancy period with the current week of the pregnancy. It shows some insightful information about the active week with a link to know more about what happens in the your current week of the pregnancy.

Highlights:

• Calculates pregnancy based on the Last Period or Conception Date.
• Shows the due date, pregnancy period, and current week of the pregnancy.
• Include insightful information about the active pregnancy week.

Pregnancy Due Date Calculator

Pregnancy Due Date Calculator is another website to calculate pregnancy online. On this website, you can find your pregnancy date based on the last period, conception date, due date, or date of embryos transfer. You can pick a method of your choice and add the dates to get the results. The results start with the due date, pregnancy period, and the estimated date of conception. Apart from that, it also lists various dates for screening and diagnostic for better health and avoiding risks.

Highlights:

• Calculates pregnancy based on Last Period, Conception Date, Due Date, or Date of Embryo Transfer.
• Shows the baby due date, pregnancy period, and estimated date of conception.
• It also includes screening, health, risk, and other information that can be helpful.

Pregnancy Calculator

Pregnancy Calculator is another free calculator that can find your due date based on your last period. All you have to do is enter the date of your last period and select your average length of the cycle. Based on that information, it gives you a due date. It also shows the current pregnancy state by percentage and includes the number of days passed and left in the pregnancy. Along with that, it also makes a trimester sheet where it highlights the events of major pregnancy weeks.

Highlights:

• Calculates pregnancy based on Last Period.
• Shows the due date, the number of days passed, and the number of days left.
• Gives a trimester table of pregnancy marking important milestones of the weeks.

Due Date Calculator

Due Date Calculator is a free online pregnancy calculator. This is a simple calculator that can help you find the due date based on the last period. All you have to do is enter the date of your last period along with the cycle days. Then this calculator finds the due date and shows it on the screen. Along with the due date, it also shows the current week of pregnancy.

Highlights:

• Calculates pregnancy based on Last Period.
• Shows the due date and current week of pregnancy.

Pregnancy Calculator

Pregnancy Calculator is a combination of two online calculators; Due Date Calculator and Ovulation Calculator. The Due Date Calculator is similar to other websites. It helps you find your due date based on the last period. When you enter that information, it shows your expected due date. Apart from that, it also includes your pregnancy timeline that shows estimated fertility dates, estimated conception data, and more.

Highlights:

• Calculates pregnancy based on Last Period.
• Shows the due date and pregnancy timeline.

Due Date Calculator

Due Date Calculator is a free online pregnancy calculator. This calculator can find your pregnancy forward and backward. So no matter what your current pregnancy week is, you can easily find all the important dates. To do that, you have to start by entering your last period date. Based on that, it calculates the possible due date along with the estimated date of conception, and pregnancy period. It also estimates the date when you should book your birthing class.

Highlights:

• Calculates pregnancy based on Last Period, Conception Date, or Due Date.
• Shows the baby due date, pregnancy period, and estimated date of conception.
• Estimates the date to book your birthing class.

Pregnancy (Due Date) Calculator

Pregnancy (Due Date) Calculator is a simple pregnancy calculator. This calculator can help you find your Estimated date of delivery based on your last period or Ultrasound. There is a separate calculator for each. Depending on what you want to use, you can pick the respective calculator and insert your details. After that, the calculator gives you the estimated due date and tells you the current week of the pregnancy.

Highlights:

• Calculates pregnancy based on Last Period or Ultrasound.
• Shows the due date and current week of pregnancy.

Daily Pregnancy Calendar

Daily Pregnancy Calendar is a free online tool that shows your current pregnancy week and makes a calendar with helpful insights. It asks you to insert your due date. Based on that, it shows your current week of the pregnancy. Then it shows a calendar highlighting every day with health tips and medical information. That’s all it can do. Apart from that, this website also has an ovulation calculator and articles around pregnancy that you can explore.

Highlights:

• Calculates pregnancy based on Due Date.
• Shows the current week of the pregnancy.
• Gives daily insight into the pregnancy from the current day to the due date.

Pregnancy Due Date Calculator

Pregnancy Due Date Calculator is a simple pregnancy calculator that estimates your due date based on your last period. It starts with the current date. You can pick any date from which you want to calculate the pregnancy. After that, you have to enter your last period date. Based on that information, it gives you an estimated due date. It also shows the date of trimesters and the current week of the pregnancy.

Highlights:

• Calculates pregnancy based on Last Period.
• Shows the due date and current week of pregnancy.

Pregnancy Due Date Calculator

Pregnancy Due Date Calculator is yet another simple pregnancy calculator. This calculator estimates the due date based on the date of the last period. All you have to do is enter the date of your last period to get the results. It shows the estimated due date. This information is followed by how far along is your pregnancy and in what trimester you currently are. The website also includes all three trimesters of pregnancy where you can get helpful tips and information.

Highlights:

• Calculates pregnancy based on Last Period.
• Shows the due date and current week of the pregnancy.