First Day of Last Menstrual Period

Pregnancy Calendar is a free online tool that helps you estimate your pregnancy due date based on the first day of your last menstrual period (LMP) and it is a week-by-week guide to pregnancy.

Featured Tools

Featured tools that you might find useful.

Popular Tools

List of popular tools that users love and frequently use.

New Tools

The latest tools added to our collection, designed for you.

Topics

The tools grouped by topics to quickly find what you need.

Electricity Consumption Calculator

Efficiently calculate your electricity consumption with this easy-to-use, accurate electricity consumption calculator.

Daily Diet Calculator

Daily Diet Calculator can be used to estimate the number of calories a person needs to consume each day.

Heart Rate Calculator

Heart Rate Calculator could calculate the maximum heart rate and target heart rate base on your gender and age with several scientific calculation methods.

Lucky Spin Wheel

Lucky Spin Wheel, it is a random wheel spinner that could help you to make a random decision. Now, Create your custom spinner for random choice!

Pregnancy Calendar