Business Days Calculator
Count the working days between two dates, excluding weekends. This free online time & date calculator runs entirely in your browser — no signup, no data sent anywhere.
Inputs
Results
How It Works (Formula & Method)
The calculator steps through every day between the two dates and counts those that fall Monday through Friday as business days. It does not account for public holidays, which vary by country and region — subtract any that apply.
Worked Example
Below is a worked example using the calculator's default values. The same numbers are pre-filled in the form above so you can press Calculate and see the result without typing anything.
Inputs used:
- Start Date: 2026-01-01
- End Date: 2026-02-01
With these inputs, the calculator computes the metrics shown in the Results panel. Change any value and press Calculate again to see how the result responds — the live widget and the chart both update instantly.
Frequently Asked Questions
What does the Business Days Calculator compute?
The Business Days Calculator takes 2 input values and returns 3 results. Count the number of business days (Monday–Friday) between two dates, excluding weekends, along with the total and weekend days.
Is my data sent to a server?
No. The Business Days Calculator runs entirely in your browser using static JavaScript. Your inputs are never transmitted to CalculatorHive or any third party, and nothing is stored after you close the page.
Is this calculator free to use?
Yes. Every calculator on CalculatorHive is completely free. There is no signup, no paywall, and no usage limit. The site is supported by display advertising and affiliate partnerships, which are clearly labeled.
How accurate is the result?
The math is mathematically exact for the inputs you provide. Real-world accuracy depends on how accurately your inputs reflect the real situation — defaults are typical values, not guarantees.