Free tools
Free leave & HR calculators
Quick, free calculators for the leave maths that trips people up — pro-rata entitlement, working days between dates, and the Bradford Factor. No sign-up, nothing leaves your browser.
Entitlement
Annual Leave Calculator
Work out pro-rata holiday entitlement for part-time staff and mid-year joiners in seconds.
Open calculator → DatesWorking Days Calculator
Count the business days between two dates, excluding weekends and the public holidays you paste in.
Open calculator → AbsenceBradford Factor Calculator
Score an absence pattern with the Bradford Factor formula and see which band it falls into.
Open calculator → OvertimeTOIL Calculator
Convert overtime hours into time off in lieu, with support for enhanced weekend and holiday rates.
Open calculator → UK holiday12.07% Holiday Accrual Calculator
Work out the holiday irregular-hours and part-year workers in Great Britain accrue each pay period, after checking the rule applies.
Open calculator →