Working Days Calculator
Count working days between two dates with a choice of weekends and your own holiday exclusions.
Your result
How to use this tool & assumptions
How to use Working Days Calculator
Choose a start and end date, your weekend pattern, and optional holidays in YYYY-MM-DD format, one per line. Both dates are included. Weekends and unique holiday dates are excluded once. The result is a planning count and does not determine statutory leave or pay entitlements.
Results you can review
Use accurate inputs and check the result against your situation. Calculators show the assumptions and formulas used. Personal information is not sent to an AI service. You can change inputs and see updated results immediately.
Access and privacy
This tool is free to use without signing in by default. Calculations run in your browser; pasted CVs and job descriptions are not stored by the tool.
Frequently asked questions
Can I use this on mobile?
Yes. The input controls and results adapt to mobile screens. Document previews can be opened below the editor. PDF saving depends on the print options supported by your phone or browser.
Can I change the result?
Change the inputs and run the calculation again. Document drafts can also be edited before printing. No tool guarantees job offers, compliance, earnings or search rankings.
Can the site owner change access?
The site owner can set each tool to public, signed-in or premium access through WorkerEra Tool Studio, and can edit, unpublish or add more tools.