Shift Hours Calculator
Paid hours for day and night shifts, a shift timeline, and the time your shift ends.
Shift and break calculators
Make sense of long, late, and split shifts. Find paid hours and end times, see which breaks are paid, and work out night or weekend differential pay.
3 calculators, 3 guides
Shift and break calculators
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Break Time Calculator
Total paid and unpaid break time for a shift and see how breaks change paid hours.
Shift Differential Calculator
Night or weekend differential pay, the regular rate it creates, and overtime on top.
Planning and checking a shift
Shifts & breaks guides
Worked examples and the rules behind the numbers.
How to Calculate Overnight Shift HoursCalculate hours for night shifts that cross midnight: the add-24-hours rule, breaks, 12-hour shifts, daylight saving, and which workweek hours count in.Read guide How to Calculate Lunch Breaks on a Time CardTwo ways to take lunch off a time card: lunch punches or a fixed deduction. Worked examples, paid vs unpaid breaks under federal rules, and common mistakes.Read guide Shift Differential Pay ExplainedWhat a shift differential is, how dollar and percentage differentials are paid, and why federal rules include them in the regular rate used for overtime.Read guide
Also useful
Common questions
How many hours is a 7 PM to 7 AM shift?
12 hours. With a 30-minute unpaid meal break, it pays 11.5 hours.
Are breaks paid?
Under federal rules, short rest breaks of about 5 to 20 minutes are generally paid, and bona fide meal periods of about 30 minutes or more generally are not. State rules and employer policies can differ.
Is a shift differential required?
Not by federal law. When an employer pays one, federal rules include it in the regular rate used for overtime.