TaxPayers.net — IRS-accurate tax calculators
for 2025 & 2026.
Free, IRS-accurate calculators for federal, state, self-employment, rental, and investment taxes — plus an AI that answers your tax questions. Updated for 2025 and 2026.
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Calculators that match the IRS, written by people who file taxes. Sources are cited on every page, and tracked datasets' last-verified dates are published on our transparency page.
Calculator-first
106 calculators covering every common filing situation.
IRS-sourced data
Brackets, deductions, and rates sourced from IRS publications.
2025 & 2026 ready
Including all new OBBB Act deductions and tax law changes.
Primary-source verified
Core figures cross-checked against IRS Revenue Procedures and publications.
Important: TaxPayers.net provides educational tax information. This is not professional tax advice, tax preparation, or accounting services. Always consult with a qualified CPA or tax professional for your specific situation.