Free HMRC-based tax calculators for income tax, VAT, corporation tax, and more.
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Calculate PAYE income tax, National Insurance and student loan repayments based on HMRC bands for 2024-25 and 2025-26.
Add or remove VAT at 20% standard, 5% reduced, or any custom rate. Instant formula breakdown included.
Calculate corporation tax at 19% (small profits) or 25% (main rate) with marginal relief for profits between £50k–£250k.
Estimate your Self Assessment tax bill including trading profit, dividend income, Class 4 NI and payment on account amounts.
Calculate CGT with the post-October 2024 rates (18%/24%) and £3,000 annual exemption for all asset types.
Calculate SDLT for residential and commercial properties. Supports first-time buyers, standard purchases and additional properties.