## How many days have passed

The online day calculator is a convenient tool that will count the days between two dates or calculate a specific date. With it you can:

- 1. Calculate the period between two dates. Enter the dates in the “Start Date” and “End Date” fields and the calculator will calculate the number of days between the dates;
- 2. Add a certain number of days to the date. Enter the date in the “Start Date” field, select the “Add” operation type, indicate how many years/months/weeks/days you want to add. The result will be reflected in the “End Date” field;
- 3. Subtract a certain number of days from the date. Enter the date in the “Start Date” field, select the “Subtract” operation type, indicate how many years/months/weeks/days need to be subtracted from the date. The result will be reflected in the “End Date” field.

## Why use a Date calculator

- Ease of use. The calculator interface is simple and is clear, so you can use it without any difficulty.
- Accuracy. The calculator always shows accurate results.
- Versatility. The calculator can be used to various purposes, for example, for planning vacations, calculating project deadlines, determining the date birth of a child.
- Free. Using the calculator is absolutely for free.

## Usage example

Let's say today is February 11, 2024 and you need to find out how many days are left until your vacation, which begins on August 15, 2024.

1. Enter 02/11/2024 in the “Start Date” field;

2. Enter 08/15/2024 in the “End Date” field.

The calculator will show that there are 186 days left until vacation.