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Property Tools

Free UK property calculators and AI-powered renter tools to help you understand costs, protect your rights, and make better decisions.

Analyse any UK property listing — free

Paste a Rightmove, Zoopla, or OnTheMarket URL and get instant AI analysis — red flags, fair valuation, and negotiation strategy.

Tip: Rightmove listings tend to include more detail, giving you richer analysis results.

New: Area Explorer MapSee deprivation across England & Wales on an interactive map.

Most popular

The tools UK buyers, renters, and investors reach for most.

Stamp Duty Calculator

Calculate SDLT, LBTT, or LTT for any UK property purchase.

How much stamp duty will I pay?

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Mortgage Calculator

Calculate monthly repayments, total interest, and LTV.

What will my monthly repayment be?

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Affordability Calculator

Find out how much you can borrow and afford.

How much house can I afford?

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Sold Price Search

Search Land Registry sold prices by postcode.

What have homes near here actually sold for?

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Rental Yield Calculator

Calculate gross and net rental yield for buy-to-let.

What rental yield will this buy-to-let make?

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Postcode Explorer

Check broadband, flood risk, crime, radon, and more by postcode.

What's this postcode like to live in?

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Buyers

Calculators for stamp duty, mortgages, affordability, and purchase costs.

Mortgage & affordability

Affordability Calculator

Find out how much you can borrow and afford.

How much house can I afford?

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Mortgage Calculator

Calculate monthly repayments, total interest, and LTV.

What will my monthly repayment be?

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Mortgage Type Finder

Find out which mortgage type and strategy suits your situation.

Which mortgage type should I choose?

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Mortgage Overpayment Calculator

See how much interest and time you could save by overpaying your mortgage.

How much could overpaying my mortgage save?

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Remortgage Savings Calculator

Calculate how much you could save by switching mortgage deal.

Should I remortgage to a better rate?

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Shared Ownership Calculator

Calculate the true monthly cost of shared ownership.

What does shared ownership really cost per month?

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Costs & tax

Stamp Duty Calculator

Calculate SDLT, LBTT, or LTT for any UK property purchase.

How much stamp duty will I pay?

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Take-Home Pay Calculator

See your net income after tax, NI, and student loans.

What's my take-home pay after tax?

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House Buying Costs Calculator

Estimate the total cost of buying a house in the UK.

What's the total cost of buying a house?

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Moving House Costs Calculator

Calculate the total cost of moving house in the UK — stamp duty, solicitor fees, survey, removals, and more.

What's the total cost of moving house?

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Energy Cost Estimator

Estimate annual energy costs by EPC rating and see how upgrades could save money.

What will energy bills cost for this property?

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Leasehold

Lease Extension Calculator

Estimate the cost of extending a leasehold property lease.

What will it cost to extend my lease?

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Freehold Purchase Calculator

Estimate the cost of buying the freehold of your leasehold house.

What will it cost to buy my freehold?

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Valuation & improvement

Property Valuation

Get an AI-powered property valuation based on Land Registry comparable sales.

How much is this property worth?

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Renovation ROI Calculator

Estimate renovation costs and value uplift for common home improvements.

Will this renovation add more value than it costs?

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Property Buying Quiz

Answer 7 questions and get a personalised buying readiness score.

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Salary for a Mortgage Calculator

Find the salary you need to buy a home at a given price.

What salary do I need to buy this home?

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House Deposit Calculator

Work out the deposit you need and how long it will take to save.

How much deposit do I need?

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First-Time Buyer Stamp Duty Calculator

Check the stamp duty and relief you will pay as a first-time buyer.

What stamp duty do first-time buyers pay?

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Renters

Tools for renters — costs, deposit protection, tenancy analysis, and negotiation.

Rent vs Buy Comparison

Compare the true cost of renting versus buying.

Is it cheaper to rent or buy?

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Renter Costs Calculator

Calculate deposit, upfront costs, and true monthly cost of renting.

What will renting really cost me up front and monthly?

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Deposit Return Checklist

Room-by-room checklist for protecting your rental deposit.

How do I protect and get my rental deposit back?

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Tenancy Agreement Scanner

Upload your tenancy agreement and get AI analysis of unfair or unusual clauses.

Is this tenancy agreement fair?

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Tenant Rights Checker

Describe your situation and get AI-powered guidance on your rights as a tenant.

What are my rights as a tenant?

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Rent Negotiation Helper

Analyse a proposed rent increase and generate a negotiation letter.

Is this rent increase fair and how do I push back?

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Rent Affordability Calculator

See how much rent you can comfortably afford on your salary.

How much rent can I afford?

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Investors

Buy-to-let yield and investment analysis.

Rental Yield Calculator

Calculate gross and net rental yield for buy-to-let.

What rental yield will this buy-to-let make?

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Capital Gains Tax Calculator

Calculate CGT on UK property sales including PPR and letting relief.

How much capital gains tax will I owe on a sale?

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Landlord Tax Calculator

Calculate tax on rental income with Section 24 mortgage interest restriction.

How much tax will I pay on my rental income?

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Second Home Stamp Duty Calculator

Work out the stamp duty surcharge on a second home or buy-to-let.

How much extra stamp duty on a second home?

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Buy-to-Let Mortgage Calculator

Check rental cover (ICR) and whether a buy-to-let mortgage stacks up.

Will this buy-to-let pass the lender's rental cover test?

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Research

Explore postcodes, sold prices, and local area data.

Area research

Area Finder

Answer a few lifestyle questions and get AI-powered UK area recommendations.

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Postcode Explorer

Check broadband, flood risk, crime, radon, and more by postcode.

What's this postcode like to live in?

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Nearby Amenities Checker

Find supermarkets, gyms, pubs, transport links and more within 1 km of any UK postcode.

What amenities are near this postcode?

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School Catchment Checker

Find primary and secondary schools near any UK postcode.

What schools are near this postcode?

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Safety & environment

Crime Rate Checker

View crime statistics and category breakdown for any UK postcode.

How safe is this area?

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Flood Risk Checker

Check flood risk, nearby flood areas, and active warnings for any UK postcode.

Is this property at risk of flooding?

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Radon Risk Checker

Check radon gas risk for any UK postcode based on UKHSA National Radon Atlas data.

Is this property in a radon-affected area?

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Ground Risk Checker

Check coal mining history and clay subsidence risk for any UK postcode.

Does this property have mining or subsidence risk?

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Listed Building Checker

Search for listed buildings near any UK postcode using Historic England data.

Is this a listed building with alteration restrictions?

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Market data

Sold Price Search

Search Land Registry sold prices by postcode.

What have homes near here actually sold for?

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Home Value Estimator

Estimate property value based on nearby sold prices, type, and bedrooms.

How much is this property worth?

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Property Price Predictor

See historical trends and projected house prices for any UK postcode.

Where are house prices in this area heading?

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Council Tax Lookup

Estimate your council tax band and annual cost by postcode.

What council tax band and cost applies here?

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Broadband Speed Checker

Check estimated broadband speeds, full fibre availability, and likely providers for any UK postcode.

How fast is broadband at this postcode?

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Neighbourhood Twin Finder

Find UK areas that demographically match a postcode you already love.

Which UK areas are most similar to this postcode?

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Family-Friendly Score

Score any UK postcode 0–100 for family-friendliness from Census 2021 data.

How family-friendly is this UK postcode?

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Car-Free Living Checker

Can you live without a car here? Census 2021 score on transport and car ownership.

Can I live car-free in this postcode?

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Population Turnover Checker

Settled or transient? See what share of locals moved in the last year.

Is this UK postcode settled or transient?

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Deprivation (IMD) Lookup

Look up the Index of Multiple Deprivation decile for any UK postcode.

What is the deprivation decile for this UK postcode?

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Heating Decarbonisation Risk

How exposed is this area to gas-boiler phase-out and heat-pump retrofit costs?

How exposed is this UK postcode to heat-pump retrofit costs?

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Overcrowding Risk Lookup

Share of overcrowded homes in any UK postcode from Census 2021.

Are homes in this UK postcode overcrowded?

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Renter vs Owner Mix

Tenure split for any UK postcode — owners, mortgagees, private renters, social renters.

What's the renter vs owner mix in this UK postcode?

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WFH Hotspot Checker

How many residents work from home in this UK postcode? Census 2021 remote-work share.

Is this UK postcode a real WFH hotspot?

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Student Area Detector

How student-concentrated is this UK postcode? Useful for HMO investors and families.

Is this UK postcode a student area?

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Retirement Area Finder

Is this UK postcode retirement-friendly? Census 2021 older-resident, retired and health profile.

Is this UK postcode good for retirement?

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Local Affordability Checker

Compare local median house prices to local median earnings (ONS housing-affordability ratio).

Can locals actually afford this UK area?

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Area Archetype Quiz

6 questions. Find which UK neighbourhood archetype fits your lifestyle.

Which UK area archetype suits my lifestyle?

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House Price Trends by Postcode

See how sold prices have changed in any UK postcode over recent years.

How have house prices changed here?

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Frequently asked questions

Are these calculators free?
Yes, all calculators are completely free to use with no signup required. Use them as many times as you like — there are no limits or hidden charges.
How accurate are the calculations?
Our calculators use official 2025/26 tax year rates for stamp duty, income tax, and National Insurance. Running cost estimates (council tax, energy, insurance) are based on UK averages and may vary by location and property type.
What tax year do the calculators use?
All calculators use the current 2025/26 UK tax year rates, including the April 2025 stamp duty changes (FTB threshold of £300,000, additional property surcharge of 5%) and updated National Insurance rates.
Do I need to create an account?
No. All tools work without signing up — including the AI-powered renter tools (tenancy scanner, tenant rights, rent negotiation) and the AI property valuation. The only thing that requires an account is the full property analysis, which analyses actual listings from Rightmove, Zoopla, and OnTheMarket.

Research any UK property in minutes

Paste a Rightmove, Zoopla, or OnTheMarket link and get instant AI analysis — red flags, fair valuation, flood risk, crime data, and negotiation strategy.

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