Free Tax & Finance Calculators

Professional-grade tax calculators for self-employment tax, QBI deduction, capital gains, IRA planning, and compound interest calculations.

Self-Employment Tax Calculator

Calculate your self-employment tax based on your net earnings from self-employment.

Annual Net Earnings ($)

Enter your net earnings to see the calculation.

Calculate your Qualified Business Income deduction for 2026 tax year.

Taxable Income ($)

QBI - Qualified Business Income ($)

W-2 Wages ($)

Property Basis ($)

Filing Status

Enter your information to see the calculation.

Calculate tax on your capital gains based on holding period and income level.

Asset Type

Filing Status

Taxable Income (excluding gains) ($)

Capital Gain Amount ($)

Enter your information to see the calculation.

Calculate the future value of your Traditional IRA and estimate taxes on withdrawal.

Current Age

Current IRA Balance ($)

Annual Contribution ($)

Expected Annual Return (%)

Retirement Age

Expected Tax Rate at Withdrawal (%)

Enter your information to see the calculation.

Calculate the growth of your investment with compound interest over time.

Principal Amount ($)

Monthly Contribution ($)

Annual Interest Rate (%)

Number of Years

Compound Frequency

Enter your information to see the calculation.