Work Hours Calculator
Enter your work schedule to calculate exactly how many hours you work per day, week, month, and year — including breaks and overtime.
Work Schedule
Weekly Details
9:00 AM — 5:30 PM, 5 days/week
37h 30m /week
7h 30m net work per day
Your Workday
Understanding Your Work Hours
Knowing exactly how many hours you work is essential for work-life balance, salary negotiations, and productivity optimization. Many people underestimate their actual working hours because they don't account for overtime, email checking outside office hours, or working through breaks. This calculator gives you an honest, complete picture.
The number alone doesn't tell the whole story, though. Research from Stanford University shows that productivity per hour declines sharply after 50 hours per week. Workers who put in 70 hours produced no more than those who worked 56 hours. The lesson: it's not about working more hours, it's about making your hours more productive.
This is where techniques like the Pomodoro Technique become valuable. By structuring your working hours into focused sprints with regular breaks, you can accomplish more in fewer hours while reducing burnout. Check how much your unfocused hours cost with our Distraction Cost Calculator.
Focusmo helps you track your productive hours automatically, so you can see exactly how much focused work you accomplish each day — not just time at your desk, but time spent in deep, uninterrupted work.
Frequently Asked Questions
How many work hours are in a year?
A standard full-time work year is typically 2,080 hours (40 hours/week x 52 weeks). After accounting for 2 weeks of vacation and public holidays, the actual working hours are usually around 1,920-1,960 hours. Use our calculator above to find your exact number.
How many hours per week is full time?
In most countries, full-time employment is defined as 35-40 hours per week. In the US, the Fair Labor Standards Act considers 40 hours per week as full time. However, many knowledge workers regularly exceed this, averaging 45-50 hours per week.
How do I calculate overtime hours?
Overtime is any time worked beyond your standard schedule. In the US, the FLSA requires overtime pay (1.5x regular rate) for hours over 40 per week for eligible employees. Use the overtime field in our calculator to see how extra hours add up annually.
Is working long hours productive?
Research shows productivity drops significantly after 50 hours per week and falls off a cliff after 55 hours. A Stanford study found that output at 70 hours was the same as at 56 hours. Focus on productive hours, not total hours — quality beats quantity.
Track Your Productive Hours with Focusmo
Focusmo tracks your actual focused work time, not just hours at your desk. See daily analytics, build streaks, and make every work hour count.