2026 tax calculators, brackets, IRA limits, and capital gains guides

Simple, source-backed tools for federal tax brackets, IRA limits, Roth IRA income rules, capital gains, deductions, retirement planning, and expat taxes.

Updated for 2026 Sources cited No signup required

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FAQ

Are these calculators official?

No - they are estimates built from public rules and published limits. Always confirm numbers before filing.

How often do you update limits?

At least yearly (and sooner if official guidance changes).

Does this include state taxes?

Most tools here are federal-only unless a page explicitly says otherwise.

Do I need to create an account?

No. No signup required.

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