Smart Tax Calculations, Instant Results
Professional tax calculators that help you estimate federal income tax, self-employment tax, capital gains, state taxes, and more. Get accurate results in seconds—no signup required.
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Professional-grade tax calculators designed for accuracy and ease of use
Federal Income Tax
Comprehensive income tax estimator with deductions, credits, and detailed breakdowns by tax bracket.
Calculate NowTax Refund Estimator
Find out if you'll get a refund or owe taxes. Perfect for tax season planning and withholding adjustments.
Calculate NowTax Bracket Calculator
See which tax bracket you're in and understand your marginal vs. effective tax rate with visual charts.
Calculate NowSelf-Employment Tax
Calculate SE tax, QBI deductions, and quarterly payment schedules for freelancers and small businesses.
Calculate NowState Tax Calculator
Calculate combined federal and state income tax for all 50 states. Compare tax burdens across states.
Calculate NowCapital Gains Tax
Calculate short-term and long-term capital gains tax on stocks, real estate, crypto, and other investments.
Calculate NowW-4 Withholding
Get personalized W-4 form recommendations to optimize your paycheck withholding and avoid surprises.
Calculate NowBonus Tax Calculator
Estimate taxes on your bonus and find out your actual take-home amount after withholding.
Calculate NowWhy Use TaxWiser?
The smart way to calculate taxes—built for accuracy, privacy, and ease of use
Comprehensive & Accurate
Our calculators use the latest federal tax brackets, state rates, and IRS guidelines to provide accurate estimates based on 2024 and 2025 tax law.
100% Private
Your financial data never leaves your browser. All calculations happen locally on your device. No accounts, no tracking, no data collection.
Fast & Easy to Use
Get instant results with our intuitive calculators. Save your calculations for future reference, share scenarios with family, and compare options side-by-side.
Trusted by thousands — TaxWiser provides professional-grade tax calculations used by individuals, freelancers, and small business owners for tax planning, withholding adjustments, and financial decisions. Whether you're estimating your refund, planning quarterly payments, or comparing capital gains strategies, we make tax calculations simple and accurate.
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Frequently Asked Questions
Get answers to common tax calculator questions
How Progressive Taxation Works
See how your income is taxed across different brackets with our interactive visualization