Know where your money goes. Keep more of it.
Straightforward calculators that turn complicated tax rules into useful numbers you can understand and act on.
Your tax snapshot
2025 estimate
Estimated take-home
$78,509
Federal tax
$13,841
Effective rate
13.8%
Standard deduction
$15,000
584
tax calculators
One growing library for everyday questions and complex financial decisions.
2021–2025
Tax-year coverage
Compare current and prior-year rules.
50 + D.C.
Nationwide coverage
State-specific rates, rules, and comparisons.
$0
Always free
No paywalls, trials, or account required.
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Browse by category
Start with the part of your financial life you want to understand.
Personal Income
Federal income tax, refunds, deductions, and filing status tools
Payroll & Employment
Paychecks, withholding, FICA, bonuses, and employer costs
Self-Employment & Business
SE tax, quarterly payments, S-Corp, LLC, and business deductions
Investments & Retirement
Capital gains, dividends, crypto, RMDs, and retirement withdrawals
Credits & Deductions
EITC, child tax credit, education credits, HSA, and IRA
Estate & Penalties
Estate & gift tax, nanny tax, and IRS penalties
Comparison & Planning
State rankings, relocations, Roth conversions, and tax planning
State Calculators
Income tax, paychecks, sales tax, property tax, and more for all 50 states + DC
Location changes the math
Compare states
See how income, property, retirement, and business taxes affect where your money goes.