Tools
Free, no signup, numbers you can check by hand. Same maths our team uses. The rates are verified against gov.uk and updated when the rules change.
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Property report
Enter a postcode, pick the property, get the numbers: EPC rating and modelled running costs, council tax bands, average local rents by size and the area's gross yield. Official data, one page, no signup.
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Area check
Enter a postcode → Article 4 & conservation-area planning flags, live flood warnings, recorded crime and area deprivation, from official open data. The Article 4 check alone catches HMO-conversion killers most buyers miss.
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Rental yield heatmap
Gross rental yield for every local authority in England and Wales on one interactive map, from official Land Registry prices and ONS rents. Answers "where does the rent actually stack up against the price?" with a full ranked table. Screenshot-ready.
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Article 4 map
Every Article 4 direction area in England on one interactive map. Search a postcode to see if permitted development is restricted, the check that decides whether you can create an HMO without full planning permission. Nobody else maps this nationally.
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Renters' Rights Act checker
Landlord in England? Fourteen quick questions, then a personalised action list with the deadlines and penalties that apply to you. Section 21, the information sheet, deposits, rent rises, licensing and more.
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Landlord compliance tracker
Add your properties and certificate dates and never miss a gas, EICR or EPC renewal. Everything goes red before it becomes a problem. Free and private, your dates stay in your browser.
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Landlord tax calculator
Own a buy-to-let personally or in a limited company? See your tax bill both ways, with Section 24 built in, and what the April 2027 property tax changes do to it. Verified against gov.uk.
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Mortgage calculator
Monthly repayments, total interest and loan-to-value, or how much you could borrow on your income. Plus the honest bit other calculators skip: what your payment becomes if rates rise before you remortgage.
UK stamp duty calculator
All four nations in one tool: SDLT, Scotland's LBTT and Wales's LTT, with first-time buyer relief, the surcharges, a buyer-type comparison and the band-by-band working, not just a number.
Rental yield checker
Price and rent in, gross yield out, with an honest rough-net estimate and what it leaves out.
Total cash needed
Deposit + stamp duty (auto-calculated, all four nations) + legal + survey + refurb: the real number, split between buyers if you're going in together.
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BTL stress test
Will the rent pass the lender's Interest Coverage Ratio test? Pass or fail, the rent you'd need, and the maximum loan your rent supports at 125% and 145% cover.
BRRR calculator
Buy, refurb, refinance, rent: money in, money back out, money left in, and the return on what stays.
Sourcing fee checker
Is that quoted fee fair? Market norms, what should be included, and the four compliance registrations every legitimate sourcer must show you.
PRO 🔒The full deal analyser
Everything above plus mortgage costs, monthly cashflow, net yield with the real cost stack, cash-on-cash return, a rates stress test and a three-deal comparison tab. Part of Housetrix Pro when it launches.