Free tools
Free tools & calculators for UK landlords
Plain, accurate answers to the tax questions landlords actually ask — no sign-up needed. Every tool states the tax year it uses and links the GOV.UK source.
Making Tax Digital
MTD Readiness CheckerAnswer a few questions to find out if and when Making Tax Digital applies to you, and what you’ll need to do.Open tool →MTD Qualifying Income CalculatorCheck your gross property + self-employment income against the £50k / £30k / £20k MTD thresholds — it’s turnover, not profit.Open tool →MTD Deadline CalculatorYour four quarterly update deadlines and the final declaration date for the tax year.Open tool →MTD Penalty EstimatorWhat missing a quarterly update or a payment could cost you under the points-based penalty regime.Open tool →Accountant vs Software CalculatorCompare the rough annual cost of an accountant with doing MTD yourself using software.Open tool →
Rental tax
Rental Income Tax CalculatorEstimate the tax on your rental profit — correctly applying the Section 24 mortgage-interest restriction.Open tool →Section 24 CalculatorSee how much extra tax the mortgage-interest restriction costs a mortgaged landlord.Open tool →Allowable Expenses CheckerWhat you can and can’t claim against rental income — repairs vs improvements, and the common grey areas.Open tool →
Buying & selling
CGT on a Rental Sale CalculatorEstimate the capital gains tax on selling a rental property, including the annual exempt amount and any private residence relief.Open tool →Stamp Duty (SDLT) CalculatorStamp Duty Land Tax including the higher rate for additional properties (England & Northern Ireland).Open tool →Personal vs Limited Company (explainer)The trade-offs of holding buy-to-let personally vs in a company — an even-handed explainer, not a recommendation. Complex: take advice.Open tool →
Be ready for Making Tax Digital, the easy way.
Set up your first property in two minutes. Free forever, no card needed, cancel any time.
Join landlords across the UK getting their tax sorted.