Time Card Calculator
Log work hours, manage custom overtime policies, and calculate your paycheck
Last updated: August 2026
Why You Need an Accurate Online Time Card Calculator
Let’s be completely honest for a second. If you’ve ever tried doing timesheet math on a scratchpad at 5 PM on a Friday, you know how awful it is. You're sitting there trying to remember if you clocked out at 5:00 or 5:15. Then you have to subtract your lunch break. And don't even get me started on figuring out if you hit overtime. Doing this manually is a huge waste of time, and what’s worse, a small mathematical error could affect your pay.
That is exactly why you need a reliable time card calculator. We built this free online time card calculator to take the headache out of payday. You literally just type in your start and end times. The tool handles your lunch deductions and calculates your overtime automatically. Need it for a 7-day schedule? Done. Need a time card calculator bi weekly because you get paid every 14 days? Easy. There are no sketchy apps to download, and you don’t even need to make an account. You can make your calculations using this free online time card calculator on your phone or laptop and continue with your day's work.
Key Takeaways
Want the quick version? Here is what this tool actually does:
- Super fast inputs: Just drop in your Time In, Time Out, and lunch break minutes. The math happens instantly.
- One-click schedule swap: Toggle seamlessly between a weekly and biweekly timesheet.
- No math conversions required: It shows your Regular, Overtime, and Total hours in standard format (hh:mm) AND decimal format for payroll.
- Handles the weird shifts: Built-in support for unpaid lunches, overnight shifts, and military time.
- Your privacy matters: We don't save your data. Everything runs locally in your browser and vanishes when you hit refresh.
How to Use This Time Card Calculator
You don't need a tutorial to learn how to use this. Our online time card calculator works in less than a minute. Here is exactly how it works:
- Enter Time In: Type the time you started your shift (like 8:30 AM).
- Enter Time Out: Drop in the time you clocked off for the day (like 5:00 PM).
- Log your lunch minutes: Enter your unpaid break in minutes. Took a half-hour lunch? Type 30. Didn't take a break at all? Just type zero.
- Fill out your week: Repeat this for the days you worked. Pro tip: Use the "Copy Monday" button if you work the exact same schedule every day. It saves so much time.
- Pick weekly or biweekly: Click the toggle at the top to switch between the 1-week and 2-week schedules.
- Read your results: You’ll immediately see your Regular Hours, Overtime Hours, and Total Hours.
Working the night shift? Say you work from 10:00 PM to 6:00 AM. A lot of basic calculators break when you do this. Not this one. Just enter the times as they are. The tool instantly recognizes the overnight shift and adds the hours up the right way. No shortchanged checks.
Time Card Calculator With Lunch and Overtime
If there’s one place where timesheet math completely falls apart, it's lunch breaks and overtime. Using a dedicated time card calculator with lunch and overtime fixes this immediately.
Here is how lunch deductions actually work. Suppose you work a standard 9-hour shift but take a 30-minute unpaid lunch break. You are not paid for the full 9 hours; instead, you are paid for 8.5 hours. If you take two separate 15-minute breaks, simply add them up and enter "30" into our time clock lunch calculator feature. This deducts the break time from your total daily hours.
The rule for overtime works in much the same way. Typically, it follows standard federal regulations: you earn time-and-a-half pay for any hours worked beyond 40 in a week. If you live in California, simply toggle on the California daily overtime setting; this automatically applies the time-and-a-half rate after 8 hours and the double-time rate after 12 hours.
If you want to see what your actual pay will be, simply enter your hourly rate. This tool transforms into a time card pay calculator, breaking everything down into regular pay, overtime pay, and total gross pay.
Weekly vs Biweekly Time Cards
A standard weekly time card covers seven days. It is quite simple. However, a bi-weekly time card covers 14 days—two full weeks of work. If you get paid every two weeks, you are not alone; according to the Bureau of Labor Statistics, approximately 43% of private companies in the U.S. pay their employees on a bi-weekly basis.
Important Overtime Rule: Overtime is counted per week, not across the full two weeks. If you work 35 hours in the first week and 45 hours in the second, you are entitled to 5 hours of overtime pay. You cannot simply average the total 80 hours across both weeks and conclude that there is "no overtime." If you overlook this, you are essentially giving your labor to your employer for free.
This is exactly why you need a reliable work hours calculator biweekly. Just flip our toggle to Biweekly. Whether you search for a time clock calculator 2 weeks, a work hours calculator 2 weeks, or a timesheet calculator 2 weeks, this tool does exactly what you need. It lines up all 14 days, factors in your breaks, and hands back one clean total.
Trying to figure out your bi weekly hours on a piece of paper is a recipe for a headache. Relying on a dedicated time clock calculator biweekly (often called a time calculator biweekly) is just the smartest way to get payroll done fast and accurately.
How to Calculate Hours Worked (Manually, Step by Step)
Look, the calculator does all this for you. But it’s still smart to know how the actual math works, especially if you need to double-check a physical paper timesheet.
- Step 1: Subtract your start time from your end time. 8:30 AM to 5:00 PM equals 8 hours and 30 minutes.
- Step 2: Deduct your unpaid lunch. 8 hours 30 minutes minus a 30-minute break leaves you with exactly 8 hours worked.
- Step 3: Convert the minutes to decimal format. Divide your leftover minutes by 60. So, 8 hours and 15 minutes becomes 8.25 hours (because 15 ÷ 60 = 0.25). Hate math? Use our Decimal Hours Converter to skip this step.
- Step 4: Add up your whole week. Sum your daily totals together. Five days working exactly 8.00 hours equals 40.00 hours.
- Step 5: Split it at 40 hours. Under federal FLSA overtime rules, you are owed time-and-a-half for any hours worked past 40 in a workweek. Hours 0 to 40 are regular. Anything above 40 is your overtime. Check out our Overtime Pay Calculator for the exact wage breakdown.
Worked Example
Here is what the math looks like in action:
| Day | Time In | Time Out | Lunch (min) | Hours Worked |
|---|---|---|---|---|
| Monday | 8:00 AM | 5:00 PM | 30 | 8.50 |
| Tuesday | 7:30 AM | 5:30 PM | 30 | 9.50 |
| Wednesday | 8:00 AM | 5:00 PM | 30 | 8.50 |
| Thursday | 8:00 AM | 6:00 PM | 30 | 9.50 |
| Friday | 8:00 AM | 4:00 PM | 30 | 7.50 |
| Total Hours Worked | 43.50 hours | |||
In this example, your Regular hours are 40.00 and Overtime hours are 3.50. Writing five lines isn't difficult. But imagine having to do this for a full 14-day cycle with varying lunch breaks—things can get messy very quickly.
Decimal Hours and Military Time
Let's talk about payroll departments. They don't want timesheets with hours and minutes. They run on decimals. The rule is simple: divide the minutes by 60. 15 minutes equals 0.25; 30 minutes equals 0.50; 45 minutes equals 0.75. So, if you worked for 7 hours and 45 minutes, it becomes 7.75 hours.
What difference does it make? Because if you type 8.30 instead of 8.50 into the payroll software for an eight-hour shift, you will end up losing money yourself. Having a built-in time card calculator decimal output fixes that problem instantly.
Then there is the issue of clock formats. If you are a nurse, work factory security, or use a physical time card punch calculator, your times probably run on a 24-hour clock. Our time card calculator military time feature is ready to go. You can literally type "17:00" instead of 5:00 PM, and the total comes out completely perfect.
Frequently Asked Questions
Is this time card calculator really free?
Yes. This is a completely free online tool. There are zero costs, no trials, and no accounts to create. Open it up and use it as much as you want.
Does the calculator work with lunch breaks?
Absolutely. Just type in your unpaid break in minutes for each day, and it subtracts it automatically. It works perfectly as a full time card calculator with lunch and overtime.
Can I use it as a biweekly time card calculator?
Yes. Just hit the Pay Period toggle to switch between a 1-week and 2-week layout. As a biweekly hours calculator, it still correctly counts your overtime per week, which is what the law requires.
Does it handle overnight shifts?
Yes! If your 'time out' is earlier than your 'time in', the tool recognizes the night shift and calculates it correctly (for example, the total duration of a shift from 10 PM to 6 AM is naturally 8 hours).
Does it support military time and decimal hours?
Yes. You can enter your times in a 12-hour or 24-hour format. The results will automatically show up in both hh:mm and decimal hours for easy entry into your payroll software.
How accurate is the overtime calculation?
Very accurate. It applies the standard federal rule (time-and-a-half over 40 hours per week). If you select the California policy, it applies their daily overtime rules instead.
Is my data saved anywhere?
No. Every single calculation runs locally in your own browser. Nothing is sent to a server. If you refresh the page, your entries clear completely. Use the Print, Email, or Download buttons if you want to keep a copy of your results!
All timesheet rules are calculated in accordance with standard FLSA guidelines and California Department of Industrial Relations standards.