Free tools for UK landlords
Quick, accurate calculators and checkers for the everyday decisions UK landlords make. No signup, no email gates — just useful tools, built by landlords for landlords.
- Free + paid checks
Free tenant application & referencing
Send a prospective tenant a free application link and get their details straight back. Then run a credit check or full tenant reference online — no account needed.
Open tool → - Postcode-aware
HMO licence checker
Enter your postcode and answer a few questions. Find out if your rental is an HMO, whether you need a mandatory licence, and which additional or selective licensing schemes your council currently runs.
Open tool → - Live update
Rental yield calculator
Gross yield, net yield, monthly cashflow and return on cash invested for any UK buy-to-let. Section 24, void allowance and management fees factored in.
Open tool → - 2026 rates
Stamp duty calculator
SDLT for buy-to-let and second-home purchases in England & Northern Ireland — with the 5% additional dwelling surcharge that came in on 31 October 2024. 2026 rates.
Open tool → - ICR stress test
BTL mortgage calculator
Monthly payment, total interest and the bit most calculators skip: the ICR stress test your BTL lender will run. Find out if your rent qualifies before you apply.
Open tool → - 47 councils
HMO licensing by council
Browse HMO and selective licensing guides for every UK council we track — 47 councils with active or upcoming schemes, refreshed weekly.
Open tool →
Ready to do more than calculate? RentFig's tenant onboarding software turns one-off checks into a full pipeline — shareable application links, document collection and one-click referencing.
Already a landlord? Run RentFig on autopilot
RentFig tracks every tenancy, rent payment, certificate and compliance deadline for UK landlords. Free for one property.