Free salary, tax and loan calculators
Enter a number below and see the take-home pay right away — no scrolling, no extra clicks. All 35 calculators run entirely in your browser and use 2026 tax rules.
- Federal income tax
- -$639/mo
- FICA (Social Security + Medicare)
- -$478/mo
- State tax (CA)
- -$232/mo
- Total deductions / month
- $1,350
2026 federal brackets and standard deduction, FICA, and 2026 state income tax. No 401(k), pre-tax benefits, local taxes or credits — those are on the full calculator.
401(k), pay frequency 등 정밀 설정하기 (상세 계산기)All calculators
United States
United Kingdom
Canada
Australia
New Zealand
Ireland
대한민국 (Korea)
India
Global Utilities
Browse calculators by country
Each country hub explains the local tax rules and links every calculator for that system.
Why SmartPayCalc
Built for speed, privacy, and precision math across every tax jurisdiction we support.
100% client-side speed
All amortization, tax bracket, and compound calculations run in your browser instantly. No server latency, no loading spinners.
Absolute privacy
Your salary, home purchase price, and tax information never leave your device. We do not store or transmit your personal financial numbers.
Current statutory formulas
Verified against the published rules of each country's revenue authority — IRS, HMRC, CRA, ATO, New Zealand's Inland Revenue, Ireland's Revenue Commissioners and Korea's National Tax Service — for the current tax year, with scope limits documented on every calculator page.
Common questions
Are these calculators completely free to use?
Yes, 100% free with no sign-up or paywalls. We are supported by non-intrusive sponsor advertisements, allowing us to keep every calculator accessible to everyone.
Which countries are supported?
Payroll and tax tools are available for the United States, the United Kingdom, Canada, Australia and South Korea. Global utilities such as the QR code generator, password generator and break-even calculator work anywhere. New countries are added as statutory rates are verified.
Does this calculator substitute for a certified financial planner (CFP) or CPA?
No. Our tools provide accurate mathematical estimates for educational and planning purposes. For binding tax filings and personalized wealth management, always consult a licensed tax professional in your jurisdiction.