HR & Payroll Directory

Calculate employer 401k matching contributions from salary, contribution rate, and match formula.

Calculate back pay owed from start date to end date based on correct vs actual pay rate.

Estimate COBRA health insurance costs after job loss compared to marketplace plans.

Calculate the true total cost of an employee including salary, benefits, taxes, and overhead.

Estimate flexible spending account savings from eligible expenses and tax bracket.

Calculate take-home pay from gross salary after federal, state, FICA, and other deductions.

Convert between hourly, daily, weekly, biweekly, monthly, and annual pay.

Calculate maximum HSA contributions and tax savings based on coverage type and age.

Calculate IRS standard mileage reimbursement for business, medical, and charitable driving.

Calculate the percentage increase or decrease between your old and new salary.

Calculate government per diem rates for meals and lodging by city and travel dates.

Calculate PTO accrual rates and available balance from hours worked and accrual policy.

Calculate shift differential pay for night, weekend, and holiday shifts.