Free Tax & Pay Calculators
Taxloupe offers free calculators for taxes and take-home pay, built directly on the published rules of official tax authorities — IRS, ATO, HMRC, and others. Each calculator shows its sources and is reviewed annually as rates change.
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Self-Employment Tax Calculator 2026
Social Security, Medicare & Additional Medicare Tax — with 50% deductible. Based on IRS/SSA 2026 rules.
Quarterly Estimated Tax Calculator 2026
Safe harbor payment amounts and due dates for self-employed income. Supports 90% / 100% / 110% safe harbor methods. Based on IRS Rev. Proc. 2025-32.
W-2 vs 1099 Calculator 2026
Find the 1099 rate that matches a W-2 salary — or the equivalent salary for a 1099 offer. Compares FICA, SE tax, and take-home pay side by side.
Pay Calculator Australia 2026-27
Income tax, Medicare levy, LITO, and superannuation. Based on confirmed ATO 2026-27 rates.
Take-Home Pay Calculator UK 2026-27
Income tax, National Insurance, student loan, and pension schemes. Based on confirmed HMRC 2026-27 rates.