Smart Calculator Hub

Taxes & Payroll Calculators

Estimate taxes, paychecks, and withholdings with tools for every filing status and employment type. Popular tools include Capital Gains Tax Calculator, Hourly to Salary Calculator, Income Tax Calculator, and more.

Capital Gains Tax Calculator

Estimate capital gains tax on investments by comparing purchase and sale details, holding period, and filing status to plan for potential tax liability.

Hourly to Salary Calculator

Convert hourly wages to annual salary, plus weekly, biweekly, and monthly pay, factoring overtime so you can compare job offers and set income goals.

Income Tax Calculator

Estimate federal and state income tax owed based on filing status, income sources, deductions, and credits to plan withholdings or prepare for tax season.

Paycheck Calculator

Calculate take-home pay after taxes, deductions, benefits, and withholdings so you can compare paychecks, adjust W-4 settings, and forecast net income.

Sales Tax Calculator

Calculate sales tax for purchases by entering price and local rates, then see total cost and tax amount to budget or compare shopping options.

Self-Employment Tax Calculator

Estimate self-employment tax, Social Security, and Medicare obligations, plus quarterly payments, so freelancers can plan for tax bills and net income.

Tax Bracket Calculator

Calculate your marginal and effective tax rates by entering filing status, income, and deductions to see how additional earnings impact your tax brackets.

Tax Refund Calculator

Estimate your tax refund or balance due by entering income, withholdings, credits, and deductions so you can plan spending or set aside funds ahead of filing.

W4 Calculator

Calculate W-4 withholding allowances and estimated paycheck impact so you can update your form confidently and avoid tax-time surprises.