← PropCalc

Free tools

Quick UK property calculators, no account needed. For full HMO, flip, and buy-to-let deal analysis, start a free trial.

• Rent affordability

  Sense-check whether a tenant’s income supports the rent you are underwriting using the 30/40/50% rule.

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• Stamp Duty (SDLT)

  Estimate Stamp Duty Land Tax for additional residential or commercial purchases, including the Non-UK resident surcharge.

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