Calculate your income tax, anywhere in the world.

Every calculator here is built to give you a fast, realistic estimate for planning purposes, using each country’s published tax brackets and standard deduction. They are not a substitute for filing software or a licensed tax advisor, and figures should always be verified against the official tax authority before you file.

Yes. Every calculator, guide, and comparison on this site is completely free, with no sign-up required.

Yes — every US state (including the nine with no state income tax) has its own calculator alongside the federal one. Support for more sub-national jurisdictions is being added over time.

Tax brackets are reviewed for each new tax year. Because tax law changes constantly across 150+ jurisdictions, always cross-check the current year’s official rates before making financial decisions.