Free calculators for UK Landlords.

We’ve created a selection of free calculators for UK landlords to use. Determine your monthly mortgage payments, net worth, rental yield and more.

Illustration of two yellow houses with a tree between them
Featured Calculator

Open Market Rent Calculator

Free UK open market rent calculator built on ONS and Property Data. Check local market rent and build defensible evidence for a Section 13 rent increase.

Buy-to-Let Mortgage Calculator

Estimate your monthly buy-to-let mortgage payments on an interest-only or repayment basis, and check whether your rent passes the lender's ICR stress test.

Stamp Duty Calculator

Work out the stamp duty you'll owe on a UK property purchase, whether you're buying a buy-to-let, a second home, a first home or a portfolio. Covers England, Northern Ireland, Wales and Scotland.

Rental Yield Calculator

Work out the gross and net yield on a rental property, factor in void periods and running costs, and see what your investment really returns.

Rental Income Tax Calculator

Landlord earning rental income from a tenant in your home or a buy-to-let property? Quickly calculate how much you can expect to pay in rental income tax.

Open Market Rent Calculator

Free UK open market rent calculator built on ONS and Property Data. Check local market rent and build defensible evidence for a Section 13 rent increase.

Helpful articles

Pensioner thinking about putting his money in a pension or investment property
Investment Strategy

Property vs Pension: Which Is the Better Retirement Plan?

Property or pension for retirement? Compare returns, tax, and risk for UK landlords in 2026 - and how to work out which is right for you.

Ryan Green

Updated

August 16, 2026

Ryan Green

Updated

August 16, 2026

Industry News

Tenant Rent Challenges Rise 58% Since Renters’ Rights Act

New MoJ data obtained by Landlord Studio shows tenant challenges to rent increases are up 58% since 1 May. What it means for your next Section 13 notice.

Ryan Green

Updated

July 29, 2026

Ryan Green

Updated

July 29, 2026

Making Tax Digital

Can You Do MTD Without an Accountant?

You don't need an accountant for Making Tax Digital. Here's what HMRC actually requires and how to manage MTD yourself with the right software.

Ryan Green

Updated

July 29, 2026

Ryan Green

Updated

July 29, 2026