Time calculations,
made simple.
Calculate time duration, work hours, time cards, clock-in and clock-out times, breaks and decimal hours with clear, focused tools.
Clear calculationsSee useful totals instantly
No accountStart calculating immediately
Works anywhereDesktop, tablet and mobile
Calculate time between two times
Enter a start and end time. Overnight times are supported automatically.
Time calculators for everyday work
Time Card Calculator
Calculate a complete weekly time card with breaks, overtime and estimated pay.
Open calculator →Work Hours Calculator
Add your clock times and get clear daily and weekly work-hour totals.
Open calculator →Time Duration Calculator
Find the exact hours and minutes between a start time and an end time.
Open calculator →Clock Out Time Calculator
Enter when you started, how long you need to work and your break. Get your clock-out time instantly.
Open calculator →Decimal Time Calculator
Convert standard time and decimal hours in either direction.
Open calculator →Biweekly Time Card Calculator
Calculate 14 days of work hours from one simple biweekly time card.
Open calculator →Useful answers without unnecessary complexity
WorkTimeCheck focuses on common time calculations: elapsed time, work-hour totals, time cards, unpaid breaks, decimal-hour conversion and clock-out times. Each calculator is designed around one task, with examples and calculation notes where they matter.
Transparent methodologyUnderstand how durations, breaks, decimal hours and overtime estimates are handled.
Privacy-conscious by designCore calculations run in your browser and do not require an account.
Focused toolsChoose the calculator that matches the job instead of navigating a complicated system.
Important limitations statedPay and overtime figures are estimates, not payroll or legal determinations.