About PTO Tools
PTO Tools is a free collection of paid time off calculators built for employees, HR managers, and small business owners. Every calculator on this site is free to use, requires no signup, and stores no personal data.
Our calculators are built on standard accrual formulas used by HR professionals across the US. We cite our data sources where statistics are used and update our content regularly to reflect current employment law guidance.
Last reviewed: January 1, 1970