Productivity

Instant, private, and free

Time Card Calculator.

Calculate daily and weekly work hours, break times, and gross pay with overtime rates

On-device calculationNo signup
01

Set your values

Results update as you type.

Weekly Timesheet

Monday
Worked:7.5 hrs
Tuesday
Worked:7.5 hrs
Wednesday
Worked:7.5 hrs
Thursday
Worked:7.5 hrs
Friday
Worked:7.5 hrs
Saturday
Worked:0 hrs
Sunday
Worked:0 hrs

Hours & Wage Breakdown

Regular Hours

37.5 hrs

Overtime Hours

0 hrs

Regular Pay

$750.00

Overtime Pay

$0.00

Weekly Summary Pay Stub

Total Hours Worked:37.5 hrs
Base Pay Rate:$20/hr
Overtime Multiplier:1.5x ($30/hr)

Estimated Gross Pay

$750.00

How to Use

The Time Card Calculator helps you estimate your weekly hours and gross pay.

  • Check the active box for days you worked.
  • Input start and end times in 24-hour format (e.g. 09:00 to 17:00). A shift ending earlier than it starts is treated as overnight (e.g. 22:00 to 06:00).
  • Specify break minutes (unpaid, subtracted from hours).
  • Hours above the threshold (default 40) will automatically calculate at the overtime multiplier rate.

FAQs

How do I calculate total hours worked?

For each day, subtract the start time from the end time, then subtract any unpaid break duration. Convert the net minutes to decimal hours.

How is overtime calculated?

By default, hours worked above 40 in a single week are treated as overtime. Overtime hours are typically paid at a higher rate, such as 1.5 times the regular hourly wage.

What if a shift spans overnight?

If the end time is earlier than the start time, the calculator automatically assumes a shift that crosses midnight (e.g. 10:00 PM to 6:00 AM) and calculates the correct duration.

Cite this calculator

Canonical URL: https://mathify.one/es/productivity/time-card

Cite as: Mathify. (2026). Calculadora de Tarjeta de Tiempo. https://mathify.one/es/productivity/time-card

Use Cases

Employee Weekly Payroll

Employees can quickly compute their weekly gross pay, including overtime, to verify their paycheck accuracy or plan budgets.

Example: Enter your hourly rate, set overtime threshold to 40 hours, multiplier to 1.5, and input your daily hours and breaks.

Freelancer Time Tracking

Freelancers can track billable hours across projects and calculate earnings, with the flexibility to set custom overtime rules.

Example: Use a threshold of 35 hours and multiplier of 1.25 to reflect your client agreement.

Frequently Asked Questions

How does the time card calculator compute overtime?
The calculator uses your overtime threshold (e.g., 40 hours) and overtime multiplier (e.g., 1.5x) to determine overtime hours and pay. Hours worked beyond the threshold are multiplied by the multiplier and your hourly rate to calculate overtime pay.
Can I include breaks in my time card calculation?
Yes, the calculator allows you to input break times for each day. These break hours are subtracted from your total hours worked, ensuring your weekly hours and pay reflect only actual working time.
Is this calculator suitable for freelancers?
Absolutely. Freelancers can use it to track billable hours and calculate gross pay based on their hourly rate. The overtime feature can be adjusted to match any threshold or multiplier they agree with clients.

Tips & Common Mistakes

Tips

  • Double-check your hourly rate and overtime multiplier to match your employment contract or company policy.
  • Use consistent time formats (e.g., decimal hours) when entering times to avoid calculation errors.
  • Remember to subtract all unpaid breaks to get accurate regular and overtime hours.
  • Review your totals at the end of the week to ensure all days are accounted for.

Common Mistakes to Avoid

  • Forgetting to subtract breaks, leading to overestimated work hours and pay.
  • Setting the overtime threshold incorrectly (e.g., using 8 hours instead of 40 for weekly calculation).
  • Entering hourly rate as monthly salary, which distorts the gross pay calculation.

Last updated: August 13, 2026