Portfio / Tools and guides
Free · For UK landlords
Tools and guides for UK landlords.
Free calculators and plain-English guides on the tax questions landlords ask most. Every tax figure is sourced from GOV.UK.
Checked against GOV.UK on .
Capital Gains Tax calculator.
Estimate the tax on selling a buy-to-let. Uses the 18% and 24% rates and the £3,000 allowance, and gives your 60-day report and pay date.
Work out your Capital Gains Tax → Guide and checkerMaking Tax Digital for landlords.
The £50,000, £30,000 and £20,000 thresholds, when you start, the quarterly deadlines, and a quick check of whether you are in scope.
Check if you are in scope → Guide and calculatorLandlord tax from April 2027.
Rental profit is taxed at 24%, 44% and 49% from 6 April 2027 (Budget 2026), and mortgage interest relief rises to 24%. See what it costs you.
Work out the change →Portfio
Your whole portfolio, in one place.
Portfio shows value, equity, rent and cashflow across your properties, flags the loans that need attention, and models tax and structure side by side.
Free for your first two properties, with every feature
Then £4.99 a month on Pro for up to 20 properties, or £9.99 a month on Portfolio for unlimited properties.
“Value, equity, rent, cashflow and a 0–10 health score.”
“Which loans need action, and what it is worth.”
“Personal, PPR or limited company, side by side.”
Feature wording from portfio.app. Indicative modelling only.