Date Calculator

A comprehensive collection of professional date and time calculation tools, offering precise time difference calculations, intelligent workday counting, flexible date addition and subtraction, and more. Supports global time zone conversions, automatic holiday handling, suitable for project management, contract calculations, birthday countdowns, work duration tracking, and various other scenarios, making complex date calculations simple and efficient.

Business Days Calculator

Intelligently calculates the net number of workdays between two dates, automatically excluding weekends and statutory holidays of various countries. Supports holiday settings for multiple regions and provides detailed date analysis reports, making it an ideal tool for project management, payroll, and leave tracking.

Business Days / Working Days Calculator
Shanghai (UTC+8)
Shanghai (UTC+8)
United States of America
Exclude
Weekends and Public Holidays
Calculation History
No data
No history records

Features

Smart Exclusion

Automatically exclude weekends and statutory holidays of various countries to ensure accurate workday calculations

Business Specific

Designed specifically for business scenarios, supporting project management and contract deadline calculations

Precise Calculation

Accurately count the number of net workdays and provide detailed date analysis reports

Flexible Configuration

Supports multiple calculation modes and customizable holiday settings

Applicable Scenarios

Project Management

Calculate project durations, milestone intervals, resource scheduling, and other project management needs

Contract Management

Calculate workdays for contracts, service periods, delivery cycles, and other business contract management

Deadline

Calculate task deadlines, workday countdowns, and project delivery dates

Billing Statistics

Count workdays for salary calculation, service billing, attendance management, and more

Usage Instructions

1.Select start date and end date
2.Choose the relevant country or region to apply the correct holidays
3.Set the calculation mode (exclude or include specific date types)
4.Select the date types to process (weekends, holidays, or both)
5.The system automatically calculates the net workdays and displays detailed statistics

Frequently Asked Questions

Q: How to use the workday calculator?

A: Select the start and end dates, set the country or region to apply the correct holidays, choose the calculation mode and date types, and the system will automatically calculate the net workdays between the two dates.

Q: Which countries' holidays are supported?

A: Supports statutory holidays for over 50 countries and regions worldwide, including China, the United States, the United Kingdom, Japan, and more. Holiday data is updated in real-time.

Q: How are weekends defined?

A: The default weekends are Saturday and Sunday. The system automatically applies the weekend definitions based on the selected country or region to ensure the calculation results conform to local business practices.

Q: Are the calculation results accurate?

A: Uses precise date calculation algorithms, synchronizes holiday data across countries in real-time, and automatically handles leap years and month-end dates to ensure the accuracy and reliability of workday calculations.

Related Tools

In addition to the workday calculator, we also offer practical tools such as time difference calculators and date addition/subtraction calculators to meet your various date and time calculation needs.