BoaTenure

Calculators

13 free tools: pick the one that matches your deal, or start from the Deal Analyser and let it route you here.

Tax Tools

A generic tax utility: no deal, no wizard, useful on its own.

SDLT

Stamp Duty in England & Northern Ireland, Land Transaction Tax in Wales

Open

Strategy Calculators

Tied to the Deal Analyser's "Buying it" wizard: each computes a real yield, ROI, and deal score.

BRRR

Buy, Refurbish, Refinance, Rent: see if your deal recycles capital

Open

HMO Yield

Room-by-room yield, cashflow, and deal quality score for Houses in Multiple Occupation

Open

Serviced Accommodation

Short-stay / Airbnb income, cash flow, yield and ROI for a serviced accommodation deal

Open

Short Lease

Buy a short-lease flat below its long-lease value, extend it under the 1993 Act, capture the uplift

Open

Title Split

Buy a whole building, split it into individually mortgageable titles: the sum of the parts vs. the whole

Open

Supported Living

Lease to a care provider or housing association on a long, index-linked lease: hands-off income, different risks

Open

Social Housing

Lease to a registered provider or local authority for general-needs housing: guaranteed, hands-off income

Open

Commercial-to-Resi

Convert Class E commercial space to residential flats under Permitted Development

Open

Block of Flats

Ground-rent reversion income, or a multi-unit rental hold, on a whole freehold building

Open

Control-Method Calculators

Reached via "Controlling it another way": no purchase, no mortgage, so they're scored differently.

Rent-to-Rent

Lease a property, sublet it for more, keep the spread: no purchase, no mortgage

Open

Lease Option

Lock in a purchase price today, sublet in the meantime, decide later whether to buy

Open

Decision Guides

Not a calculator: helps you work out which real strategy above actually applies.

Assisted Sale

Not a separate financial model: which real strategy actually applies

Open