Date Calculator

Use the QBNEWS date calculator to quickly find how many days are between two dates, or add and subtract years, months, weeks, and days from a chosen date — perfect for countdowns, anniversaries, project timelines, trip lengths, and all kinds of date planning.

Date Calculator: Count Days Between Dates

Welcome to the Qbnews free online tool. Whether you need to calculate project durations, track contract expiry dates, or plan personal schedules, our date calculator provides the most accurate results, automatically handling varying month lengths and leap years.

Advertisement

How to calculate days between two dates?

In "Date Difference" mode, simply select the start and end dates, and the system will instantly calculate the total number of days. This is ideal for counting work days, days since hire, or counting down to important dates.

Include end date and exclude specific weekdays

Our tool supports flexible settings. You can choose whether to include the end date in the calculation (+1 day), and even exclude weekends (Saturday, Sunday) to better match workplace requirements.

Add/Subtract dates: Quickly find a date after a specific duration

Want to know what date is "three months and two weeks from now"? Switch to the Add or Subtract tab, enter the years, months, weeks, and days you want to add or subtract, and the Qbnews Date Calculator will instantly show you the exact target date and day of the week.

Advertisement

Why choose the Qbnews Online Date Calculator?

  • Accurate:Automatically handles leap years (Feb 29) and varying month lengths.
  • Privacy-safe:All calculations run entirely in your browser. We never store your date data.
  • Cross-platform:Works on any phone or computer, no download required.
  • Built by experts:Created by the Qbnews team, who understand the pain points HR managers, project managers, and developers face when dealing with dates.

Versatile use cases

This tool is widely used for: calculating employment tenure, maternity/parental leave days, software development sprint planning, lease expiry estimation, and tracking important anniversaries.

FAQ

What can the date calculator do?

It calculates how many days are between two dates, and can also add or subtract years, months, weeks, and days from a given date.

Does it handle leap years and varying month lengths?

Yes. Calculations follow the real calendar, accounting for leap years, February’s length, and the differing number of days in each month.

Can it count how many days until a specific date?

Yes. Choose today as the start date and enter the target date to see how many days remain until that date.

What situations is this tool good for?

It is ideal for countdowns, contract deadlines, event dates, trip lengths, project timelines, anniversaries, and any time you need to confirm a date difference.