Route 1
Rent versus buy
Best when the decision is still open and you want the medium-term cost and flexibility picture first.
Pick the property decision first
Route 2
Buying and moving
Best when the purchase is happening and you need the borrowing, tax and wrapper support pieces together.
Route 3
Landlord and disposal maths
Best when the question is about rental yield, Section 24 drag or CGT after the property is sold.
Core property tools
Decision
Rent vs Buy
Compare medium-term ownership with renting and investing the difference.
Borrowing
Mortgage Calculator
Test monthly cost, term length and the impact of overpayments.
Transaction tax
Stamp Duty
Check the England and Northern Ireland purchase tax quickly.
Wrapper
Lifetime ISA
Model the bonus and the first-home support angle before purchase.
Landlord
Buy-to-Let
Check yield, tax drag and the landlord-side cashflow picture.
Disposal
Property CGT
Estimate the gain and tax before selling an investment property.
Guides and rule checks
Guide
First-Time Buyer Guide
Use the full process guide when the calculator answers are not enough on their own.
Rules
UK rules by nation
Check SDLT, childcare and related nation-specific edges before assuming one rule set fits all.
Update
Tax-year update hub
Best for the pages worth reopening after a fiscal event or rate change.