How is income tax calculated?

Income tax is calculated on taxable income (income minus deductions) using tax brackets. USA has federal and state tax; this calculator can estimate federal tax. Rules vary by country.

What are tax brackets?

Tax brackets are income ranges taxed at different rates. In the USA, higher income is taxed at higher rates. This calculator uses current brackets to estimate tax.

What deductions can I claim?

USA allows standard deduction or itemized deductions. This calculator may use standard deduction; enter your situation for a better estimate. Consult a tax professional for your case.

Income Tax Calculator

Free income tax calculator. Get instant results — no signup, no account. Plan and compare with confidence.

Use the Income Tax Calculator below.

Estimate your income tax and take-home pay. Enter income, deductions, and filing status. Free income tax calculator for USA and worldwide.

How to use Income Tax Calculator

Enter income
Input gross annual or monthly income.
Enter deductions and status
Input deductions and filing status (e.g. single, married).
View tax and take-home
See estimated tax and net pay.

Features

Instant results — no waiting or signup.
Free to use — no hidden fees.
No login or account required.
Works on all devices — desktop, tablet, and mobile.
Your data stays private — we do not store your inputs.

Why use this calculator

Plan your finances with accurate estimates.
Compare scenarios in seconds.
Make informed decisions before you borrow or invest.

Supported browsers and devices

All modern browsers (Chrome, Firefox, Safari, Edge).
Mobile-friendly — use on phone or tablet.
No app download — runs in your browser.

Frequently asked questions

Complete guide to Income Tax Calculator

What is an income tax calculator?

An income tax calculator estimates your tax liability based on your income, filing status, deductions, and credits. It is for planning and estimation only; actual tax depends on your full return and local rules. Use it to see how much to set aside for taxes, how a raise affects your net pay, or how deductions reduce your bill.

What affects your tax?

Filing status: Single, married, head of household have different brackets.
Deductions: Standard vs itemized (e.g. mortgage interest, charity).
Credits: Child tax credit, EITC, education credits reduce tax dollar-for-dollar.
Pre-tax contributions: 401(k), HSA reduce taxable income.

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Disclaimer

Our financial calculators are for informational and educational purposes only. Results are estimates based on the inputs you provide and standard formulas. They are not financial, tax, or legal advice. We do not store or share the numbers you enter.