This estimator calculates your take-home (net) pay from a gross figure using deduction percentages you supply — income tax, social or pension contributions, and anything else. Because you provide the rates, it works in any country and any currency, without relying on tax tables that go out of date.
When to use this estimator
Country-specific salary calculators are useful when you know the exact jurisdiction and the exact tax year, but they go stale quickly when rates change and they do not always handle non-standard situations: a freelancer on a fixed withholding rate, a contractor invoicing in a foreign currency, or an employee in a country with a simple flat tax. This tool does the arithmetic on whatever rates you give it — no jurisdiction table required.
It is also useful for comparisons across countries. If you are evaluating a job offer in Germany versus the Netherlands, you can enter the rough effective rates you have researched for each country and see the net pay side by side in minutes.
How it works
Each deduction is treated as a flat percentage of gross pay and subtracted:
net pay = gross − (gross × total deduction % ÷ 100)
The tool adds up the income-tax, social/pension, and other percentages you enter to get a total (effective) deduction rate, applies it to your gross, and shows net pay per month and per year (converting by ×12 or ÷12). Real tax systems use bands and allowances, so this is a flat-rate approximation — accurate to the rates you enter.
Worked example
Gross pay of $5,000 per month, with 20% income tax, 8% social, and 2% other:
- total deduction rate = 20 + 8 + 2 = 30%
- deductions = 5,000 × 0.30 = $1,500
- net pay = 5,000 − 1,500 = $3,500 per month (≈ $42,000 per year)
| Item | Rate | Amount on $5,000 |
|---|---|---|
| Income tax | 20% | $1,000 |
| Social / pension | 8% | $400 |
| Other | 2% | $100 |
| Net pay | — | $3,500 |
Finding the right rates to enter
The accuracy of this tool depends entirely on the rates you use. Here are some ways to find them:
- Effective tax rate, not marginal rate — if you earn £60,000 in the UK and the top marginal rate is 40%, you do not pay 40% on all of it. Use your actual tax bill divided by gross pay to find your effective rate (for example, total tax £15,000 ÷ £60,000 = 25% effective).
- Payslip method — add up the deductions on one payslip, divide by gross on that slip. That gives you the blended effective rate for that pay period, which is exactly what this tool needs.
- Official rate tables — for flat-tax countries or simple social contribution systems, the official rate is the effective rate for most earners.
Everything is calculated in your browser, so your numbers never leave your device.