Free 2026 US Tax & Financial Calculators
Accurate self-employment tax, paycheck, gig earnings, loan EMI, and rent calculators. Built on real IRS formulas. No signup. Instant results.
Most Used in 2026
Popular Calculators
Self Employment Tax Calculator USA 2026
Calculate your full self-employment tax including Social Security and Medicare with latest 2026 rates.
Salary After Tax Calculator 2026
See exactly how much you'll take home after federal, state, and FICA taxes in 2026.
Hourly to Salary Calculator – Convert Hourly Wage to Annual Salary Instantly
Convert hourly wage to annual salary instantly. Calculate yearly, monthly, and weekly income with overtime, taxes, and real take-home estimates.
Salary to Hourly Calculator 2026
Convert annual salary to hourly wage with accurate breakdowns and tax estimates.
Overtime Pay Calculator 2026
Calculate 1.5x time and half + 2x double time overtime pay with tax estimates.
Uber Earnings Calculator 2026
Estimate your Uber driver earnings after expenses, taxes, and platform fees.
Browse by Category
Every Calculator You Need
From gig economy earnings to retirement planning — organized so you find the right tool instantly.
Tax Calculators
Self-employment tax, paycheck estimators, federal & state income tax tools. Updated with 2026 IRS brackets.
- Self-Employment Tax
- Salary After Tax
- Paycheck Calculator
Earnings & Gig Tools
Uber, DoorDash, and gig economy earnings calculators. Hourly to salary, overtime, and take-home pay.
- Uber Earnings
- DoorDash Pay
- Hourly to Salary
Cost & Planning
Loan EMI, rent affordability, savings growth, and compound interest calculators for smart budgeting.
- Loan EMI
- Rent Affordability
- Savings Calculator
Why FreeUSCalculator
Trusted by 75,000+ Americans
Updated for Tax Year 2026
Every calculator uses the latest IRS brackets, FICA rates, Social Security wage base ($176,100), and state tax rules. No outdated numbers.
No Data Stored — Ever
All calculations run entirely in your browser. We never transmit, log, or sell your financial data. Your numbers stay on your device.
Results in Under 30 Seconds
Designed for speed. Enter your numbers and get a full breakdown — federal, state, FICA, net pay — in one click. No waiting.
Built on Real IRS Formulas
No approximations. Our self-employment tax, overtime, and paycheck calculators are built directly from IRS Publication 15 and Schedule SE.
What Users Are Saying
“Finally a self-employment tax calculator that actually matches my CPA's numbers. Saved me hours of spreadsheet work.”
Marcus T.
Freelance Developer, Texas
“I use the DoorDash earnings calculator every week to decide if it's worth dashing on slow nights. Super accurate.”
Priya K.
DoorDash Driver, California
“The rent affordability tool showed me I was overpaying by $400/mo. Used it to negotiate my lease renewal.”
Jordan L.
Nurse, New York
Frequently Asked Questions
Common Questions
- Are all calculators on FreeUSCalculator free?
- Yes. Every calculator is 100% free to use — no account, no signup, and no hidden fees, ever.
- Are the 2026 tax rates up to date?
- Yes. All calculators are updated for Tax Year 2026 including federal income tax brackets, Social Security and Medicare (FICA) rates, and self-employment tax.
- Can I use these calculators on my phone?
- Absolutely. All tools are fully mobile-optimized and work on any device — smartphone, tablet, or desktop.
- How accurate is the self-employment tax calculator?
- Our SE tax calculator uses the exact IRS formula: 15.3% on net earnings up to $176,100 (2026 SS wage base) and 2.9% Medicare above that, plus the 0.9% Additional Medicare Tax where applicable.
- Do you store my financial data?
- No. All calculations happen instantly in your browser. We never store, share, or transmit any financial data you enter.
No Signup · No Ads · Instant Results
Start Calculating Now
Join 75,000+ Americans making smarter money decisions with free, accurate 2026 calculators.