Work Hours Calculator

Calculate total work hours, net paid hours, and gross earnings from daily clock-in/out times minus unpaid lunch breaks. Supports overnight night shifts spanning past midnight.

Why Use This Tool?

• Employee Timesheet Auditing: Calculate exact weekly work hours for hourly payroll submission.
• Overnight Shift Calculation: Accurately calculate shifts starting at night (e.g. 10:00 PM) and ending the next morning (6:00 AM).
• Break Deduction: Automatically subtract unpaid lunch break minutes.

How to Use

1. Enter Clock-In Time and Clock-Out Time.
2. Enter Unpaid Break duration in minutes (e.g. 30 min or 60 min).
3. Enter Hourly Pay Rate to calculate total net paid hours and gross wages.

Real Working Example

Input:

In: 09:00 AM | Out: 05:30 PM | Unpaid Break: 30 mins | Hourly Rate: $25/hr

Output Result:

Gross Worked Time: 8.5 Hours | Paid Work Hours: 8.0 Hours | Daily Earnings: $200.00

Important Technical Details & Formulas

• Overnight Shift Modulo Math: Correctly handles 24-hour clock wrapping when end time is earlier than start time.
• Decimal Hours Converter: Converts minutes into decimal hours (e.g. 8 hrs 30 mins = 8.5 hrs).
• 100% Local Privacy: Work shift times stay private in browser memory.

Related Measurement & Time Tools

• Overtime Calculator: Calculate overtime pay earnings.
• Prorated Salary Calculator: Calculate partial month pay.
• Business Days Calculator: Count working days between dates.