Financial Calculators

Financial calculators for your everyday money decisions

One search box, eight decision groups, three markets. No wall of 130 cards to scan.

Eight decisions, not 130 tools

Full A–Z list →

Market — United States

The default market

Every decision above runs United States rules unless the page says otherwise. Nothing here is mixed into the non-US tools.

35 calculators use U.S. tax and payroll rules · 61 more are currency-neutral

Market — United Kingdom

United Kingdom salary and tax rules

Estimate take-home pay for the 2026/27 UK tax year, including PAYE income tax, National Insurance, pensions and student loans.

4 calculators · open hub

Market — India

India salary and tax rules

Calculate in-hand salary from CTC for FY 2026-27, compare the new and old tax regimes, and verify the deductions on your salary slip.

19 calculators · open hub

What to expect from these tools