How are business days calculated?

Business days exclude weekends (typically Saturday and Sunday) and public holidays. Our calculator allows you to customize weekend days and add custom holidays for precise calculations.

Can I calculate business days across different countries?

Yes! Our calculator includes a comprehensive database of public holidays for over 50 countries. You can select any country and even combine multiple countries for international business calculations.

How does the SLA calculation work?

SLA (Service Level Agreement) calculation lets you set response time targets in business hours. The calculator automatically excludes non-working hours, weekends, and holidays to give you the exact deadline date and time.

Can I save my custom holidays and settings?

Yes, you can export your custom holidays and country settings as a JSON file and import them later. This is perfect for businesses with specific holiday schedules.

How accurate is the holiday database?

Our holiday database is regularly updated and includes both fixed and movable holidays (like Easter). We also account for regional variations where applicable.

Can I calculate business minutes and hours?

Absolutely! The calculator provides results in multiple units: business days, weeks, hours, and even minutes. You can also set custom working hours per day.

Free Online Business Days Calculator

Calculate business days between dates, add/subtract work days, and determine SLA deadlines. Features global holiday database for 50+ countries, custom holiday management, work schedule configuration, visual timelines, and settings backup.

Business Days Calculator

Start Date

End Date

No calculation available

Please select valid start and end dates to see results.

Quick Calculations

Advanced Business Days Calculator for Professional Use

Global Holiday Database

50+ countries with accurate public holidays, regularly updated

SLA Deadline Calculator

Calculate exact deadlines considering work hours and holidays

Visual Timeline

See all dates color-coded for business days, weekends, and holidays

Settings Backup

Export and import your custom holidays and work schedules

Business Days Calculation Methods & Examples

Calculation Methods

Basic Business Days:
Total calendar days minus weekends and public holidays.

SLA Calculation:
Considers specific work hours, breaks, and excludes non-working time.

Add/Subtract Business Days:
Iterates through days, skipping weekends and holidays.

Custom Work Schedules:
Accounts for different daily working hours and break times.

Common Business Scenarios

Project Deadlines:
2-week project = ~10 business days

Service Level Agreements:
24-hour SLA = 1-3 business days depending on start time

Payment Terms:
Net 30 = ~22 business days

Shipping Estimates:
5-7 business days = 7-11 calendar days

Pro Tips for Accurate Calculations:

Country Variations: Weekend days vary by country (e.g., Friday-Saturday in Middle Eastern countries). Regional Holidays: Some holidays are regional rather than national - use custom holidays for these. Partial Business Days: For precise SLA calculations, consider partial days when start/end times matter. Recurring Events: Set custom holidays as recurring for annual events like company anniversaries.

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Real users achieving better business planning with our calculator

“This business days calculator revolutionized our project planning. The country-specific holidays and timeline visualization are game-changers!”

- Sarah M., Project Manager

Business Days Calculator FAQs

Answers to common questions about business days calculations