Unpaid overtime calculator

How many hours are you contracted to work per week?

You have selected: 37.5 hours

Over an average week, how much unpaid work do you usually do for your employer? (include any time spent working through breaks and before or after your contracted hours of work)

You have selected: 3.0 hours

What's your annual salary?

Your hourly rate of pay is:


Weekly unpaid overtime value:


Annual unpaid overtime value:


Note: Calculations assume 5.6 weeks holiday, excluding bank holidays.


Are you working too much unpaid overtime?

Use Ciphr’s unpaid hours calculator to work out how many extra days you’re working unpaid for your employer over the year.