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Date & Deadline Calculator
Find date differences, add days and count down to a deadline.
Result
Your result will appear here.
Working days exclude weekends, but not public holidays. Date differences exclude the start date.
What this tool does
- Find date differences, add days and count down to a deadline.
- Runs in your browser with no account required.
How to use it
- Provide the input for the Date & Deadline Calculator.
- Adjust the options shown in the tool and review the result.
- Copy or download the result when available.
Example
Count weekdays from Friday to Monday; the result is one working day, excluding the start date.
Your privacy
Your input is processed in your browser. It is not uploaded to our server. If you choose to download a result, your browser saves it on your device.
Frequently asked questions
Is the Date & Deadline Calculator free?
Yes. This tool is free to use without registration.
Is my input uploaded?
No. This tool processes your input in your browser.
Can I use this on a phone?
Yes. The interface works on mobile and desktop browsers.
Related tools
Related guides
How to Plan a Deadline with Working Days
Count calendar days or weekdays and leave room for review.
Read guide →