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WorkHoursKit

Time Card Calculator

Calculate daily, weekly or two-week work hours from clock-in and clock-out times. Subtract unpaid breaks, handle overnight shifts, review decimal hours, and optionally estimate regular and overtime pay.

7 or 14 days Overnight shifts Unpaid breaks Daily or weekly overtime Optional pay estimate

Time Card Calculator

Enter only the shifts you worked. Leave unused days blank.

Loading calculator...

Add a date to label each time-card row with its calendar date.

Overtime settings

Overtime laws and employer policies vary. Adjust these settings to match the rules that apply to you. For a 14-day time card, weekly overtime is calculated separately for each 7-day block.

Privacy: your entries and calculations are processed in your browser. No account is required to use this calculator.

How to use the Time Card Calculator

  1. Choose 7 or 14 days. Use seven days for a weekly time card or fourteen days for a two-week period.
  2. Enter clock-in and clock-out times. Leave days you did not work completely blank.
  3. Add unpaid break minutes. For example, enter 30 for a 30-minute unpaid meal break.
  4. Review the overtime settings. Choose a weekly threshold, a daily threshold or no overtime calculation.
  5. Add an hourly rate only when you want a pay estimate.
  6. Select Calculate time card. The results include total hours, regular hours, overtime, decimal hours and a daily breakdown.

How work hours are calculated

For each completed day, the calculator finds the elapsed time between clock-in and clock-out and subtracts the unpaid break. Calculations remain in minutes until the final result so that time is not rounded too early.

Worked minutes = clock-out time - clock-in time - unpaid break minutes

Decimal hours equal total worked minutes divided by 60. For example, 7 hours 30 minutes equals 7.50 decimal hours, while 7 hours 15 minutes equals 7.25 decimal hours.

Does the calculator support overnight shifts?

Yes. When clock-out is earlier than clock-in, the calculator treats the shift as ending on the following day.

Overnight example: A shift from 10:00 PM to 6:00 AM equals 8 hours before any unpaid break is deducted.

When clock-in and clock-out are exactly the same, the calculator asks you to correct the entry instead of assuming either zero hours or a 24-hour shift.

Time card calculation example

Clock in: 8:00 AM

Clock out: 5:00 PM

Unpaid break: 30 minutes

Worked time: 8 hours 30 minutes
Decimal hours: 8.50

How overtime is calculated

The overtime section is adjustable because employment laws, contracts and employer policies differ. This calculator does not decide whether a worker is legally entitled to overtime.

With a weekly threshold of 40 hours, a 47-hour week is divided into 40 regular hours and 7 overtime hours. In a 14-day time card, the weekly threshold is applied separately to the first and second seven-day blocks.

At $25.00 per hour with a 1.5x overtime multiplier:

Regular pay: 40 x $25.00 = $1,000.00
Overtime pay: 7 x $25.00 x 1.5 = $262.50
Estimated gross pay: $1,262.50

Hours and minutes compared with decimal hours

Hours and minutes Decimal hours
7h 15m7.25
7h 30m7.50
7h 45m7.75
8h 00m8.00

Frequently asked questions

Can I use this as a weekly time card calculator?
Yes. Select 7 days, enter the shifts you worked and leave unused days blank.
Can I calculate a 14-day time card?
Yes. Select 14 days. Weekly overtime mode applies the threshold separately to each seven-day block.
What happens when a shift ends after midnight?
If clock-out is earlier than clock-in, the calculator treats clock-out as occurring on the following day.
Does the calculator automatically round work time?
No. It calculates the exact minutes entered. An employer or payroll system may apply a separate permitted rounding policy.
Does this tool determine legal overtime entitlement?
No. Overtime eligibility depends on the laws, contract, employment classification and workplace rules that apply to the worker.
Is estimated gross pay the same as a final paycheck?
No. The estimate does not include taxes, deductions, benefits, bonuses, multiple pay rates or every employer-specific payroll rule.

Related WorkHoursKit tools

Important: WorkHoursKit provides calculation and planning tools, not legal, tax, payroll or employment advice. Verify official requirements and your employer's policies before using a result for payroll or compliance.