2026
Smart Calculators for Global Professionals
Free calculators for salary, tax, mortgage, and more. US, UK, France, Germany.
2026 dataFree calculators
Salary, taxes, mortgage, retirement
Official 2026 data for US, UK, France, Germany. Neutral, scientific tools.
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26+ calculators
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4 countries
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Official sources
Official dataNo trackingOpen methodology
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Official sources only
IRS, HMRC, INSEE, BMF. No third-party estimates.
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Formulas and assumptions published. Verify our math.
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No product recommendations. Pure calculation tools.
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