Tools

Free UK SME HR & payroll calculators

Working calculators built against UK statute and ONS data. Free to use. No login. The maths is shown next to the result so you can audit it. We re-verify the source rules quarterly.

Cost of absence

UK Cost of Absence Calculator

Direct salary cost of sick days plus the presenteeism multiplier most companies miss, against a conservative GP + EAP absence-reduction saving. Defaults from CIPD Health and Wellbeing 2025 and EAPA UK.

Open the calculator → Holiday entitlement

UK Holiday Entitlement Calculator

Statutory paid leave under the Working Time Regulations 1998, including the 12.07% accrual method for irregular-hours and part-year workers introduced by the 2024 reforms. Source rules shown next to the result.

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